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class.ilObjStyleSheet.php
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1 <?php
2 /* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
3 
4 
5 require_once "./Services/Object/classes/class.ilObject.php";
6 
15 class ilObjStyleSheet extends ilObject
16 {
17  var $style;
18 
19  public static $num_unit = array("px", "em", "ex", "%", "pt", "pc", "in", "mm", "cm");
20  public static $num_unit_no_perc = array("px", "em", "ex", "pt", "pc", "in", "mm", "cm");
21 
22  // css parameters and their attribute values, input type and group
23  public static $parameter = array(
24  "font-size" => array(
25  "values" => array("xx-small", "x-small", "small", "medium", "large", "x-large", "xx-large", "smaller", "larger"),
26  "input" => "fontsize",
27  "group" => "text"),
28  "font-family" => array(
29  "values" => array(),
30  "input" => "text",
31  "group" => "text"),
32  "font-style" => array(
33  "values" => array("italic", "oblique", "normal"),
34  "input" => "select",
35  "group" => "text"),
36  "font-weight" => array(
37  "values" => array("bold", "normal", "bolder", "lighter"),
38  "input" => "select",
39  "group" => "text"),
40  "font-variant" => array(
41  "values" => array("small-caps", "normal"),
42  "input" => "select",
43  "group" => "text"),
44  "word-spacing" => array(
45  "values" => array(),
46  "input" => "numeric_no_perc",
47  "group" => "text"),
48  "letter-spacing" => array(
49  "values" => array(),
50  "input" => "numeric_no_perc",
51  "group" => "text"),
52  "text-decoration" => array(
53  "values" => array("underline", "overline", "line-through", "blink", "none"),
54  "input" => "select",
55  "group" => "text"),
56  "text-transform" => array(
57  "values" => array("capitalize", "uppercase", "lowercase", "none"),
58  "input" => "select",
59  "group" => "text"),
60  "color" => array(
61  "values" => array(),
62  "input" => "color",
63  "group" => "text"),
64  "text-indent" => array(
65  "values" => array(),
66  "input" => "numeric",
67  "group" => "text"),
68  "line-height" => array(
69  "values" => array(),
70  "input" => "numeric",
71  "group" => "text"),
72  "vertical-align" => array(
73  "values" => array("top", "middle", "bottom", "baseline", "sub", "super",
74  "text-top", "text-bottom"),
75  "input" => "select",
76  "group" => "text"),
77  "text-align" => array(
78  "values" => array("left", "center", "right", "justify"),
79  "input" => "select",
80  "group" => "text"),
81  "white-space" => array(
82  "values" => array("normal", "pre", "nowrap"),
83  "input" => "select",
84  "group" => "text"),
85  "margin" => array(
86  "values" => array(),
87  "input" => "trbl_numeric",
88  "subpar" => array("margin", "margin-top", "margin-right",
89  "margin-bottom", "margin-left"),
90  "group" => "margin_and_padding"),
91  "padding" => array(
92  "values" => array(),
93  "input" => "trbl_numeric",
94  "subpar" => array("padding", "padding-top", "padding-right",
95  "padding-bottom", "padding-left"),
96  "group" => "margin_and_padding"),
97  "border-width" => array(
98  "values" => array("thin", "medium", "thick"),
99  "input" => "border_width",
100  "subpar" => array("border-width", "border-top-width", "border-right-width",
101  "border-bottom-width", "border-left-width"),
102  "group" => "border"),
103  "border-color" => array(
104  "values" => array(),
105  "input" => "trbl_color",
106  "subpar" => array("border-color", "border-top-color", "border-right-color",
107  "border-bottom-color", "border-left-color"),
108  "group" => "border"),
109  "border-style" => array(
110  "values" => array("none", "hidden", "dotted", "dashed", "solid", "double",
111  "groove", "ridge", "inset", "outset"),
112  "input" => "border_style",
113  "subpar" => array("border-style", "border-top-style", "border-right-style",
114  "border-bottom-style", "border-left-style"),
115  "group" => "border"),
116 
117  "background-color" => array(
118  "values" => array(),
119  "input" => "color",
120  "group" => "background"),
121  "background-image" => array(
122  "values" => array(),
123  "input" => "background_image",
124  "group" => "background"),
125  "background-repeat" => array(
126  "values" => array("repeat", "repeat-x", "repeat-y", "no-repeat"),
127  "input" => "select",
128  "group" => "background"),
129  "background-attachment" => array(
130  "values" => array("fixed", "scroll"),
131  "input" => "select",
132  "group" => "background"),
133  "background-position" => array(
134  "values" => array("horizontal" => array("left", "center", "right"),
135  "vertical" => array("top", "center", "bottom")),
136  "input" => "background_position",
137  "group" => "background"),
138 
139  "position" => array(
140  "values" => array("absolute", "fixed", "relative", "static"),
141  "input" => "select",
142  "group" => "positioning"),
143  "top" => array(
144  "values" => array(),
145  "input" => "numeric",
146  "group" => "positioning"),
147  "bottom" => array(
148  "values" => array(),
149  "input" => "numeric",
150  "group" => "positioning"),
151  "left" => array(
152  "values" => array(),
153  "input" => "numeric",
154  "group" => "positioning"),
155  "right" => array(
156  "values" => array(),
157  "input" => "numeric",
158  "group" => "positioning"),
159  "width" => array(
160  "values" => array(),
161  "input" => "numeric",
162  "group" => "positioning"),
163  "height" => array(
164  "values" => array(),
165  "input" => "numeric",
166  "group" => "positioning"),
167  "min-height" => array(
168  "values" => array(),
169  "input" => "numeric",
170  "group" => "positioning"),
171  "float" => array(
172  "values" => array("left", "right", "none"),
173  "input" => "select",
174  "group" => "positioning"),
175  "overflow" => array(
176  "values" => array("visible", "hidden", "scroll", "auto"),
177  "input" => "select",
178  "group" => "positioning"),
179  "opacity" => array(
180  "values" => array(),
181  "input" => "percentage",
182  "group" => "special"),
183  "transform" => array(
184  "values" => array("rotate(90deg)", "rotate(180deg)", "rotate(270deg)"),
185  "input" => "select",
186  "group" => "special"),
187  "transform-origin" => array(
188  "values" => array( "horizontal" => array("left", "center", "right"),
189  "vertical" => array("top", "center", "bottom")),
190  "input" => "background_position",
191  "group" => "special"),
192  "cursor" => array(
193  "values" => array("auto", "default", "crosshair", "pointer", "move",
194  "n-resize", "ne-resize", "e-resize", "se-resize", "s-resize", "sw-resize",
195  "w-resize", "nw-resize", "text", "wait", "help"),
196  "input" => "select",
197  "group" => "special"),
198  "clear" => array(
199  "values" => array ("both","left","right","none"),
200  "input" => "select",
201  "group" => "special"),
202 
203  "list-style-type.ol" => array(
204  "values" => array ("decimal","lower-roman","upper-roman",
205  "lower-alpha", "upper-alpha", "lower-greek", "hebrew",
206  "decimal-leading-zero", "cjk-ideographic", "hiragana",
207  "katakana", "hiragana-iroha", "katakana-iroha", "none"),
208  "input" => "select",
209  "group" => "ol"),
210  "list-style-type.ul" => array(
211  "values" => array ("disc","circle","square",
212  "none"),
213  "input" => "select",
214  "group" => "ul"),
215  "list-style-image.ul" => array(
216  "values" => array(),
217  "input" => "background_image",
218  "group" => "ul"),
219  "list-style-position.ol" => array(
220  "values" => array ("inside","outside"),
221  "input" => "select",
222  "group" => "ol"),
223  "list-style-position.ul" => array(
224  "values" => array ("inside","outside"),
225  "input" => "select",
226  "group" => "ul"
227  ),
228  "border-collapse" => array(
229  "values" => array ("collapse","separate"),
230  "input" => "select",
231  "group" => "table"
232  ),
233  "caption-side" => array(
234  "values" => array ("top","bottom","left","right"),
235  "input" => "select",
236  "group" => "table"
237  )
238  );
239 
240  // filter groups of properties that should only be
241  // displayed with matching tag (group -> tags)
242  public static $filtered_groups =
243  array("ol" => array("ol"), "ul" => array("ul"),
244  "table" => array("table"), "positioning" => array("h1", "h2", "h3", "div", "img", "table", "a"));
245 
246  // style types and their super type
247  public static $style_super_types = array(
248  "text_block" => array("text_block", "heading1", "heading2", "heading3"),
249  "text_inline" => array("text_inline"),
250  "section" => array("section"),
251  "link" => array("link"),
252  "table" => array("table", "table_cell", "table_caption"),
253  "list" => array("list_o", "list_u", "list_item"),
254  "flist" => array("flist_cont", "flist_head", "flist", "flist_li", "flist_a"),
255  "media" => array("media_cont", "media_caption", "iim", "marker"),
256  "tabs" => array("va_cntr", "va_icntr", "va_ihead", "va_iheada", "va_ihcap", "va_icont",
257  "ha_cntr", "ha_icntr", "ha_ihead", "ha_iheada", "ha_ihcap", "ha_icont"),
258  "question" => array("question", "qtitle", "qanswer", "qinput", "qlinput", "qsubmit", "qfeedr", "qfeedw",
259  "qimg", "qordul", "qordli", "qimgd", "qetitem", "qetcorr", "qover"),
260  "page" => array("page_frame", "page_cont", "page_title", "page_fn",
261  "page_tnav", "page_bnav", "page_lnav", "page_rnav", "page_lnavlink", "page_rnavlink",
262  "page_lnavimage", "page_rnavimage"),
263  "glo" => array("glo_overlay", "glo_ovtitle", "glo_ovclink", "glo_ovuglink", "glo_ovuglistlink"),
264  "sco" => array("sco_title", "sco_keyw", "sco_desc", "sco_desct", "sco_obj", "sco_objt", "sco_fmess"),
265  "rte" => array("rte_menu", "rte_mlink", "rte_tree", "rte_node", "rte_tlink","rte_status",
266  "rte_tul", "rte_tli", "rte_texp", "rte_tclink", "rte_drag")
267  );
268 
269  // these types are expandable, i.e. the user can define new style classes
270  public static $expandable_types = array (
271  "text_block", "section", "media_cont", "table", "table_cell", "flist_li", "table_caption",
272  "list_o", "list_u",
273  "va_cntr", "va_icntr", "va_ihead", "va_iheada", "va_ihcap", "va_icont",
274  "ha_cntr", "ha_icntr", "ha_ihead", "ha_iheada", "ha_ihcap", "ha_icont"
275  );
276 
277  // these types can be hidden in the content editor
278  public static $hideable_types = array (
279  "table", "table_cell"
280  );
281 
282  // tag that are used by style types
283  public static $assigned_tags = array (
284  "text_block" => "div",
285  "heading1" => "h1",
286  "heading2" => "h2",
287  "heading3" => "h3",
288  "text_inline" => "span",
289  "section" => "div",
290  "link" => "a",
291  "table" => "table",
292  "table_cell" => "td",
293  "table_caption" => "caption",
294  "media_cont" => "table",
295  "media_caption" => "div",
296  "iim" => "div",
297  "marker" => "a",
298  "glo_overlay" => "div",
299  "glo_ovtitle" => "h1",
300  "glo_ovclink" => "a",
301  "glo_ovuglink" => "a",
302  "glo_ovuglistlink" => "a",
303  "sco_title" => "div",
304  "sco_keyw" => "div",
305  "sco_desc" => "div",
306  "sco_obj" => "div",
307  "sco_desct" => "div",
308  "sco_objt" => "div",
309  "sco_fmess" => "div",
310  "rte_menu" => "div",
311  "rte_mlink" => "a",
312  "rte_tree" => "div",
313  "rte_tclink" => "a",
314  "rte_drag" => "div",
315  "rte_node" => "div",
316  "rte_status" => "div",
317  "rte_tlink" => "a",
318  "rte_tul" => "div",
319  "rte_tli" => "div",
320  "rte_texp" => "a",
321  "list_o" => "ol",
322  "list_u" => "ul",
323  "list_item" => "li",
324  "flist_cont" => "div",
325  "flist_head" => "div",
326  "flist" => "ul",
327  "flist_li" => "li",
328  "flist_a" => "a",
329  "question" => "div",
330  "qtitle" => "div",
331  "qanswer" => "div",
332  "qimg" => "img",
333  "qimgd" => "a",
334  "qordul" => "ul",
335  "qordli" => "li",
336  "qetitem" => "a",
337  "qetcorr" => "span",
338  "qinput" => "input",
339  "qlinput" => "textarea",
340  "qsubmit" => "input",
341  "qfeedr" => "div",
342  "qfeedw" => "div",
343  "qover" => "div",
344  "page_frame" => "div",
345  "page_cont" => "div",
346  "page_fn" => "div",
347  "page" => "div",
348  "page_tnav" => "div",
349  "page_bnav" => "div",
350  "page_lnav" => "div",
351  "page_rnav" => "div",
352  "page_lnavlink" => "a",
353  "page_rnavlink" => "a",
354  "page_lnavimage" => "img",
355  "page_rnavimage" => "img",
356  "page_title" => "h1",
357  "va_cntr" => "div",
358  "va_icntr" => "div",
359  "va_icont" => "div",
360  "va_ihead" => "div",
361  "va_iheada" => "div",
362  "va_ihcap" => "div",
363  "ha_cntr" => "div",
364  "ha_icntr" => "div",
365  "ha_icont" => "div",
366  "ha_iheada" => "div",
367  "ha_ihcap" => "div",
368  "ha_ihead" => "div"
369  );
370 
371  // pseudo classes
372  public static $pseudo_classes =
373  array ("a" => array("hover"), "div" => array("hover"), "img" => array("hover"));
374 
375  // core styles these styles MUST exists -> see also basic_style/style.xml
376  public static $core_styles = array(
377  array("type" => "text_block", "class" => "Standard"),
378  array("type" => "text_block", "class" => "List"),
379  array("type" => "text_block", "class" => "TableContent"),
380  array("type" => "heading1", "class" => "Headline1"),
381  array("type" => "heading2", "class" => "Headline2"),
382  array("type" => "heading3", "class" => "Headline3"),
383  array("type" => "text_inline", "class" => "Comment"),
384  array("type" => "text_inline", "class" => "Emph"),
385  array("type" => "text_inline", "class" => "Quotation"),
386  array("type" => "text_inline", "class" => "Strong"),
387  array("type" => "text_inline", "class" => "Accent"),
388  array("type" => "text_inline", "class" => "Important"),
389  array("type" => "link", "class" => "IntLink"),
390  array("type" => "link", "class" => "ExtLink"),
391  array("type" => "link", "class" => "FootnoteLink"),
392  array("type" => "link", "class" => "FileLink"),
393  array("type" => "link", "class" => "GlossaryLink"),
394  array("type" => "media_cont", "class" => "MediaContainer"),
395  array("type" => "table", "class" => "StandardTable"),
396  array("type" => "media_caption", "class" => "MediaCaption"),
397  array("type" => "iim", "class" => "ContentPopup"),
398  array("type" => "marker", "class" => "Marker"),
399  array("type" => "page_frame", "class" => "PageFrame"),
400  array("type" => "page_cont", "class" => "PageContainer"),
401  array("type" => "page", "class" => "Page"),
402  array("type" => "page_tnav", "class" => "TopNavigation"),
403  array("type" => "page_bnav", "class" => "BottomNavigation"),
404  array("type" => "page_lnav", "class" => "LeftNavigation"),
405  array("type" => "page_rnav", "class" => "RightNavigation"),
406  array("type" => "page_lnavlink", "class" => "LeftNavigationLink"),
407  array("type" => "page_rnavlink", "class" => "RightNavigationLink"),
408  array("type" => "page_lnavimage", "class" => "LeftNavigationImage"),
409  array("type" => "page_rnavimage", "class" => "RightNavigationImage"),
410  array("type" => "page_fn", "class" => "Footnote"),
411  array("type" => "page_title", "class" => "PageTitle"),
412  array("type" => "glo_overlay", "class" => "GlossaryOverlay"),
413  array("type" => "glo_ovtitle", "class" => "GlossaryOvTitle"),
414  array("type" => "glo_ovclink", "class" => "GlossaryOvCloseLink"),
415  array("type" => "glo_ovuglink", "class" => "GlossaryOvUnitGloLink"),
416  array("type" => "glo_ovuglistlink", "class" => "GlossaryOvUGListLink"),
417  array("type" => "sco_title", "class" => "Title"),
418  array("type" => "sco_desc", "class" => "Description"),
419  array("type" => "sco_desct", "class" => "DescriptionTop"),
420  array("type" => "sco_keyw", "class" => "Keywords"),
421  array("type" => "sco_obj", "class" => "Objective"),
422  array("type" => "sco_objt", "class" => "ObjectiveTop"),
423  array("type" => "sco_fmess", "class" => "FinalMessage"),
424  array("type" => "rte_menu", "class" => "RTEMenu"),
425  array("type" => "rte_menu", "class" => "RTELogo"),
426  array("type" => "rte_menu", "class" => "RTELinkBar"),
427  array("type" => "rte_mlink", "class" => "RTELink"),
428  array("type" => "rte_mlink", "class" => "RTELinkDisabled"),
429  array("type" => "rte_tree", "class" => "RTETree"),
430  array("type" => "rte_node", "class" => "RTECourse"),
431  array("type" => "rte_node", "class" => "RTEChapter"),
432  array("type" => "rte_node", "class" => "RTESco"),
433  array("type" => "rte_node", "class" => "RTEAsset"),
434  array("type" => "rte_node", "class" => "RTECourseDisabled"),
435  array("type" => "rte_node", "class" => "RTEChapterDisabled"),
436  array("type" => "rte_node", "class" => "RTEScoDisabled"),
437  array("type" => "rte_node", "class" => "RTEAssetDisabled"),
438  array("type" => "rte_status", "class" => "RTEAsset"),
439  array("type" => "rte_status", "class" => "RTECompleted"),
440  array("type" => "rte_status", "class" => "RTENotAttempted"),
441  array("type" => "rte_status", "class" => "RTERunning"),
442  array("type" => "rte_status", "class" => "RTEIncomplete"),
443  array("type" => "rte_status", "class" => "RTEPassed"),
444  array("type" => "rte_status", "class" => "RTEFailed"),
445  array("type" => "rte_status", "class" => "RTEBrowsed"),
446  array("type" => "rte_tlink", "class" => "RTETreeLink"),
447  array("type" => "rte_tlink", "class" => "RTETreeLinkDisabled"),
448  array("type" => "rte_tlink", "class" => "RTETreeCurrent"),
449  array("type" => "rte_tul", "class" => "RTETreeList"),
450  array("type" => "rte_tli", "class" => "RTETreeItem"),
451  array("type" => "rte_texp", "class" => "RTETreeExpanded"),
452  array("type" => "rte_texp", "class" => "RTETreeCollapsed"),
453  array("type" => "rte_tree", "class" => "RTETreeControl"),
454  array("type" => "rte_tclink", "class" => "RTETreeControlLink"),
455  array("type" => "rte_drag", "class" => "RTEDragBar"),
456  array("type" => "list_o", "class" => "NumberedList"),
457  array("type" => "list_u", "class" => "BulletedList"),
458  array("type" => "list_item", "class" => "StandardListItem"),
459  array("type" => "question", "class" => "Standard"),
460  array("type" => "question", "class" => "SingleChoice"),
461  array("type" => "question", "class" => "MultipleChoice"),
462  array("type" => "question", "class" => "TextQuestion"),
463  array("type" => "question", "class" => "OrderingQuestion"),
464  array("type" => "question", "class" => "MatchingQuestion"),
465  array("type" => "question", "class" => "ImagemapQuestion"),
466  array("type" => "question", "class" => "ErrorText"),
467  array("type" => "question", "class" => "TextSubset"),
468  array("type" => "question", "class" => "ClozeTest"),
469  array("type" => "qtitle", "class" => "Title"),
470  array("type" => "qanswer", "class" => "Answer"),
471  array("type" => "qimg", "class" => "QuestionImage"),
472  array("type" => "qimgd", "class" => "ImageDetailsLink"),
473  array("type" => "qordul", "class" => "OrderList"),
474  array("type" => "qordli", "class" => "OrderListItem"),
475  array("type" => "qordul", "class" => "OrderListHorizontal"),
476  array("type" => "qordli", "class" => "OrderListItemHorizontal"),
477  array("type" => "qetitem", "class" => "ErrorTextItem"),
478  array("type" => "qetitem", "class" => "ErrorTextSelected"),
479  array("type" => "qetcorr", "class" => "ErrorTextCorrected"),
480  array("type" => "qinput", "class" => "TextInput"),
481  array("type" => "qlinput", "class" => "LongTextInput"),
482  array("type" => "qsubmit", "class" => "Submit"),
483  array("type" => "qfeedr", "class" => "FeedbackRight"),
484  array("type" => "qfeedw", "class" => "FeedbackWrong"),
485  array("type" => "qover", "class" => "Correct"),
486  array("type" => "qover", "class" => "Inorrect"),
487  array("type" => "qover", "class" => "StatusMessage"),
488  array("type" => "qover", "class" => "WrongAnswersMessage"),
489  array("type" => "flist_cont", "class" => "FileListContainer"),
490  array("type" => "flist_head", "class" => "FileListHeading"),
491  array("type" => "flist", "class" => "FileList"),
492  array("type" => "flist_li", "class" => "FileListItem"),
493  array("type" => "flist_a", "class" => "FileListItemLink")
494  );
495 
496  public static $templates = array(
497  "table" => array(
498  "table" => "table",
499  "caption" => "table_caption",
500  "row_head" => "table_cell",
501  "row_foot" => "table_cell",
502  "col_head" => "table_cell",
503  "col_foot" => "table_cell",
504  "odd_row" => "table_cell",
505  "even_row" => "table_cell",
506  "odd_col" => "table_cell",
507  "even_col" => "table_cell"),
508  "vaccordion" => array(
509  "va_cntr" => "va_cntr",
510  "va_icntr" => "va_icntr",
511  "va_ihead" => "va_ihead",
512  "va_iheada" => "va_iheada",
513  "va_ihcap" => "va_ihcap",
514  "va_icont" => "va_icont"
515  ),
516  "haccordion" => array(
517  "ha_cntr" => "ha_cntr",
518  "ha_icntr" => "ha_icntr",
519  "ha_ihead" => "ha_ihead",
520  "ha_iheada" => "ha_iheada",
521  "ha_ihcap" => "ha_ihcap",
522  "ha_icont" => "ha_icont"
523  )
524  );
525 
526  // basic style xml file, image directory and dom
527  protected static $basic_style_file = "./Services/Style/basic_style/style.xml";
528  protected static $basic_style_image_dir = "./Services/Style/basic_style/images";
529  protected static $basic_style_dom;
530 
537  function ilObjStyleSheet($a_id = 0, $a_call_by_reference = false)
538  {
539  $this->type = "sty";
540  $this->style = array();
541  if($a_call_by_reference)
542  {
543  $this->ilias->raiseError("Can't instantiate style object via reference id.",$this->ilias->error_obj->FATAL);
544  }
545 
546  parent::ilObject($a_id, false);
547  }
548 
552  function setRefId()
553  {
554  $this->ilias->raiseError("Operation ilObjStyleSheet::setRefId() not allowed.",$this->ilias->error_obj->FATAL);
555  }
556 
560  function getRefId()
561  {
562  return "";
563  //$this->ilias->raiseError("Operation ilObjStyleSheet::getRefId() not allowed.",$this->ilias->error_obj->FATAL);
564  }
565 
569  function putInTree()
570  {
571  $this->ilias->raiseError("Operation ilObjStyleSheet::putInTree() not allowed.",$this->ilias->error_obj->FATAL);
572  }
573 
577  function createReference()
578  {
579  $this->ilias->raiseError("Operation ilObjStyleSheet::createReference() not allowed.",$this->ilias->error_obj->FATAL);
580  }
581 
585  function setUpToDate($a_up_to_date = true)
586  {
587  $this->up_to_date = $a_up_to_date;
588  }
589 
593  function getUpToDate()
594  {
595  return $this->up_to_date;
596  }
597 
601  function setScope($a_scope)
602  {
603  $this->scope = $a_scope;
604  }
605 
609  function getScope()
610  {
611  return $this->scope;
612  }
613 
617  function _writeUpToDate($a_id, $a_up_to_date)
618  {
619  global $ilDB;
620 
621  $q = "UPDATE style_data SET uptodate = ".
622  $ilDB->quote((int) $a_up_to_date, "integer").
623  " WHERE id = ".$ilDB->quote($a_id, "integer");
624  $ilDB->manipulate($q);
625  }
626 
630  function _lookupUpToDate($a_id)
631  {
632  global $ilDB;
633 
634  $q = "SELECT uptodate FROM style_data ".
635  " WHERE id = ".$ilDB->quote($a_id, "integer");
636  $res = $ilDB->query($q);
637  $sty = $ilDB->fetchAssoc($res);
638 
639  return (boolean) $sty["uptodate"];
640  }
641 
645  function _writeStandard($a_id, $a_std)
646  {
647  global $ilDB;
648 
649  $q = "UPDATE style_data SET standard = ".
650  $ilDB->quote((int) $a_std, "integer").
651  " WHERE id = ".$ilDB->quote($a_id, "integer");
652  $ilDB->manipulate($q);
653  }
654 
658  function _writeScope($a_id, $a_scope)
659  {
660  global $ilDB;
661 
662  $q = "UPDATE style_data SET category = ".
663  $ilDB->quote((int) $a_scope, "integer").
664  " WHERE id = ".$ilDB->quote($a_id, "integer");
665  $ilDB->manipulate($q);
666  }
667 
671  function _lookupStandard($a_id)
672  {
673  global $ilDB;
674 
675  $q = "SELECT * FROM style_data ".
676  " WHERE id = ".$ilDB->quote($a_id, "integer");
677  $res = $ilDB->query($q);
678  $sty = $ilDB->fetchAssoc($res);
679 
680  return (boolean) $sty["standard"];
681  }
682 
686  function _writeActive($a_id, $a_active)
687  {
688  global $ilDB;
689 
690  $q = "UPDATE style_data SET active = ".
691  $ilDB->quote((int) $a_active, "integer").
692  " WHERE id = ".$ilDB->quote($a_id, "integer");
693  $ilDB->manipulate($q);
694  }
695 
699  function _lookupActive($a_id)
700  {
701  global $ilDB;
702 
703  $q = "SELECT * FROM style_data ".
704  " WHERE id = ".$ilDB->quote($a_id, "integer");
705  $res = $ilDB->query($q);
706  $sty = $ilDB->fetchAssoc($res);
707 
708  return (boolean) $sty["active"];
709  }
710 
714  function _getStandardStyles($a_exclude_default_style = false,
715  $a_include_deactivated = false, $a_scope = 0)
716  {
717  global $ilDB, $ilias, $tree;
718 
719  $default_style = $ilias->getSetting("default_content_style_id");
720 
721  $and_str = "";
722  if (!$a_include_deactivated)
723  {
724  $and_str = " AND active = 1";
725  }
726 
727  $q = "SELECT * FROM style_data ".
728  " WHERE standard = 1".$and_str;
729  $res = $ilDB->query($q);
730  $styles = array();
731  while($sty = $ilDB->fetchAssoc($res))
732  {
733  if (!$a_exclude_default_style || $default_style != $sty["id"])
734  {
735  // check scope
736  if ($a_scope > 0 && $sty["category"] > 0)
737  {
738  if ($tree->isInTree($sty["category"]) &&
739  $tree->isInTree($a_scope))
740  {
741  $path = $tree->getPathId($a_scope);
742  if (!in_array($sty["category"], $path))
743  {
744  continue;
745  }
746  }
747  }
748  $styles[$sty["id"]] = ilObject::_lookupTitle($sty["id"]);
749  }
750  }
751 
752  return $styles;
753  }
754 
755 
760  function _getClonableContentStyles()
761  {
762  global $ilAccess, $ilDB;
763 
764  $clonable_styles = array();
765 
766  $q = "SELECT * FROM style_data";
767  $style_set = $ilDB->query($q);
768  while($style_rec = $ilDB->fetchAssoc($style_set))
769  {
770  $clonable = false;
771  if ($style_rec["standard"] == 1)
772  {
773  if ($style_rec["active"] == 1)
774  {
775  $clonable = true;
776  }
777  }
778  else
779  {
780  include_once("./Modules/LearningModule/classes/class.ilObjContentObject.php");
781  $obj_ids = ilObjContentObject::_lookupContObjIdByStyleId($style_rec["id"]);
782  foreach($obj_ids as $id)
783  {
784  $ref = ilObject::_getAllReferences($id);
785  foreach($ref as $ref_id)
786  {
787  if ($ilAccess->checkAccess("write", "", $ref_id))
788  {
789  $clonable = true;
790  }
791  }
792  }
793  }
794  if ($clonable)
795  {
796  $clonable_styles[$style_rec["id"]] =
797  ilObject::_lookupTitle($style_rec["id"]);
798  }
799  }
800  return $clonable_styles;
801  }
802 
806  function assignMetaData(&$a_meta_data)
807  {
808  $this->meta_data =& $a_meta_data;
809  }
810 
814  static function _getBasicStyleDom()
815  {
816  global $ilBench;
817 
818  if (!is_object(self::$basic_style_dom))
819  {
820  self::$basic_style_dom = new DOMDocument();
821  self::$basic_style_dom->load(self::$basic_style_file);
822  }
823 
824  return self::$basic_style_dom;
825  }
826 
830  function &getMetaData()
831  {
832  return $this->meta_data;
833  }
834 
838  function create($a_from_style = 0, $a_import_mode = false)
839  {
840  global $ilDB;
841 
842  parent::create();
843 
844  if ($a_from_style == 0)
845  {
846  if (!$a_import_mode)
847  {
848  // copy styles from basic style
849  $this->createFromXMLFile(self::$basic_style_file, true);
850 
851  // copy images from basic style
852  $this->createImagesDirectory();
853  ilUtil::rCopy(self::$basic_style_image_dir,
854  $this->getImagesDirectory());
855  }
856  }
857  else
858  {
859  // get style parameter records
860  $def = array();
861  $q = "SELECT * FROM style_parameter WHERE style_id = ".
862  $ilDB->quote($a_from_style, "integer");
863  $par_set = $ilDB->query($q);
864  while($par_rec = $ilDB->fetchAssoc($par_set))
865  {
866  $def[] = array("tag" => $par_rec["tag"], "class" => $par_rec["class"],
867  "parameter" => $par_rec["parameter"], "value" => $par_rec["value"],
868  "type" => $par_rec["type"], "mq_id" => $par_rec["mq_id"], "custom" => $par_rec["custom"]);
869  }
870 
871  // get style characteristics records
872  $chars = array();
873  $q = "SELECT * FROM style_char WHERE style_id = ".
874  $ilDB->quote($a_from_style, "integer");
875  $par_set = $ilDB->query($q);
876  while($par_rec = $ilDB->fetchAssoc($par_set))
877  {
878  $chars[] = array("type" => $par_rec["type"], "characteristic" => $par_rec["characteristic"]);
879  }
880 
881 
882  // copy media queries
883  $from_style = new ilObjStyleSheet($a_from_style);
884  $mqs = $from_style->getMediaQueries();
885  $mq_mapping = array();
886  foreach ($mqs as $mq)
887  {
888  $nid = $this->addMediaQuery($mq["mquery"]);
889  $mq_mapping[$mq["id"]] = $nid;
890  }
891 
892  // default style settings
893  foreach ($def as $sty)
894  {
895  $id = $ilDB->nextId("style_parameter");
896  $q = "INSERT INTO style_parameter (id, style_id, tag, class, parameter, value, type, mq_id, custom) VALUES ".
897  "(".
898  $ilDB->quote($id, "integer").",".
899  $ilDB->quote($this->getId(), "integer").",".
900  $ilDB->quote($sty["tag"], "text").",".
901  $ilDB->quote($sty["class"], "text").",".
902  $ilDB->quote($sty["parameter"], "text").",".
903  $ilDB->quote($sty["value"], "text").",".
904  $ilDB->quote($sty["type"], "text").",".
905  $ilDB->quote((int) $mq_mapping[$sty["mq_id"]], "integer").",".
906  $ilDB->quote($sty["custom"], "integer").
907  ")";
908  $ilDB->manipulate($q);
909  }
910 
911  // insert style characteristics
912  foreach ($chars as $char)
913  {
914  $q = "INSERT INTO style_char (style_id, type, characteristic) VALUES ".
915  "(".$ilDB->quote($this->getId(), "integer").",".
916  $ilDB->quote($char["type"], "text").",".
917  $ilDB->quote($char["characteristic"], "text").")";
918  $ilDB->manipulate($q);
919  }
920 
921  // add style_data record
922  $q = "INSERT INTO style_data (id, uptodate, category) VALUES ".
923  "(".$ilDB->quote($this->getId(), "integer").", 0,".
924  $ilDB->quote((int) $this->getScope(), "integer").")";
925  $ilDB->manipulate($q);
926 
927  // copy images
928  $this->createImagesDirectory();
929  ilUtil::rCopy($from_style->getImagesDirectory(),
930  $this->getImagesDirectory());
931 
932  // copy colors
933  $colors = $from_style->getColors();
934  foreach ($colors as $c)
935  {
936  $this->addColor($c["name"], $c["code"]);
937  }
938 
939  // copy templates
940  $tcts = ilObjStyleSheet::_getTemplateClassTypes();
941  foreach ($tcts as $tct => $v)
942  {
943  $templates = $from_style->getTemplates($tct);
944  foreach ($templates as $t)
945  {
946  $this->addTemplate($tct, $t["name"], $t["classes"]);
947  }
948  }
949 
950  }
951 
952  $this->read();
953  if (!$a_import_mode)
954  {
955  $this->writeCSSFile();
956  }
957  }
958 
962  function deleteCharacteristic($a_type, $a_tag, $a_class)
963  {
964  global $ilDB;
965 
966  // check, if characteristic is not a core style
967  $core_styles = ilObjStyleSheet::_getCoreStyles();
968  if (empty($core_styles[$a_type.".".$a_tag.".".$a_class]))
969  {
970  // delete characteristic record
971  $st = $ilDB->manipulateF(
972  "DELETE FROM style_char WHERE style_id = %s AND type = %s AND characteristic = %s",
973  array("integer", "text", "text"),
974  array($this->getId(), $a_type, $a_class));
975 
976  // delete parameter records
977  $st = $ilDB->manipulateF("DELETE FROM style_parameter WHERE style_id = %s AND tag = %s AND type = %s AND class = %s",
978  array("integer", "text", "text", "text"),
979  array($this->getId(), $a_tag, $a_type, $a_class));
980  }
981 
982  $this->setUpToDate(false);
983  $this->_writeUpToDate($this->getId(), false);
984  }
985 
989  function characteristicExists($a_char, $a_style_type)
990  {
991  global $ilDB;
992 
993  $set = $ilDB->queryF(
994  "SELECT style_id FROM style_char WHERE style_id = %s AND characteristic = %s AND type = %s",
995  array("integer", "text", "text"),
996  array($this->getId(), $a_char, $a_style_type));
997  if ($rec = $ilDB->fetchAssoc($set))
998  {
999  return true;
1000  }
1001  return false;
1002  }
1003 
1007  function addCharacteristic($a_type, $a_char, $a_hidden = false)
1008  {
1009  global $ilDB;
1010 
1011  // delete characteristic record
1012  $ilDB->manipulateF("INSERT INTO style_char (style_id, type, characteristic, hide)".
1013  " VALUES (%s,%s,%s,%s) ",
1014  array("integer", "text", "text", "integer"),
1015  array($this->getId(), $a_type, $a_char, $a_hidden));
1016 
1017  $this->setUpToDate(false);
1018  $this->_writeUpToDate($this->getId(), false);
1019  }
1020 
1027  function copyCharacteristic($a_from_style_id,
1028  $a_from_type, $a_from_char, $a_to_char)
1029  {
1030  global $ilDB;
1031 
1032  if (!$this->characteristicExists($a_to_char, $a_from_type))
1033  {
1034  $this->addCharacteristic($a_from_type, $a_to_char);
1035  }
1036  $this->deleteStyleParOfChar($a_from_type, $a_to_char);
1037 
1038  $from_style = new ilObjStyleSheet($a_from_style_id);
1039 
1040  // todo fix using mq_id
1041  $pars = $from_style->getParametersOfClass($a_from_type, $a_from_char);
1042 
1043  $colors = array();
1044  foreach ($pars as $p => $v)
1045  {
1046  if (substr($v, 0, 1) == "!")
1047  {
1048  $colors[] = substr($v, 1);
1049  }
1050  $this->replaceStylePar(ilObjStyleSheet::_determineTag($a_from_type),
1051  $a_to_char, $p, $v, $a_from_type);
1052  }
1053 
1054  // copy colors
1055  foreach ($colors as $c)
1056  {
1057  if (!$this->colorExists($c))
1058  {
1059  $this->addColor($c, $from_style->getColorCodeForName($c));
1060  }
1061  }
1062  }
1063 
1067  function getCharacteristics($a_type = "", $a_no_hidden = false)
1068  {
1069  $chars = array();
1070 
1071  if ($a_type == "")
1072  {
1073  $chars = $this->chars;
1074  }
1075  if (is_array($this->chars_by_type[$a_type]))
1076  {
1077  $chars = $this->chars_by_type[$a_type];
1078  }
1079 
1080  if ($a_no_hidden)
1081  {
1082  foreach ($chars as $k => $char)
1083  {
1084  if ($a_type == "" && $this->hidden_chars[$char["type"].":".$char["class"]])
1085  {
1086  unset($chars[$k]);
1087  }
1088  else if ($this->hidden_chars[$a_type.":".$char])
1089  {
1090  unset($chars[$k]);
1091  }
1092  }
1093  }
1094 
1095  return $chars;
1096  }
1097 
1101  function setCharacteristics($a_chars)
1102  {
1103  $this->chars = $a_chars;
1104  // $this->chars_by_type[$a_type];
1105  }
1106 
1110  function saveHideStatus($a_type, $a_char, $a_hide)
1111  {
1112  global $ilDB;
1113 
1114  $ilDB->manipulate("UPDATE style_char SET ".
1115  " hide = ".$ilDB->quote((int) $a_hide, "integer").
1116  " WHERE style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
1117  " type = ".$ilDB->quote($a_type, "text")." AND ".
1118  " characteristic = ".$ilDB->quote($a_char, "text")
1119  );
1120  }
1121 
1125  function getHideStatus($a_type, $a_char)
1126  {
1127  global $ilDB;
1128 
1129  $set = $ilDB->query("SELECT hide FROM style_char ".
1130  " WHERE style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
1131  " type = ".$ilDB->quote($a_type, "text")." AND ".
1132  " characteristic = ".$ilDB->quote($a_char, "text")
1133  );
1134  $rec = $ilDB->fetchAssoc($set);
1135 
1136  return $rec["hide"];
1137  }
1138 
1145  function ilClone()
1146  {
1147  global $log, $lng;
1148 
1149  $lng->loadLanguageModule("style");
1150 
1151  $new_obj = new ilObjStyleSheet();
1152  $new_obj->setTitle($this->getTitle()." (".$lng->txt("sty_acopy").")");
1153  $new_obj->setType($this->getType());
1154  $new_obj->setDescription($this->getDescription());
1155  $new_obj->create($this->getId());
1156 
1157  $new_obj->writeStyleSetting("disable_auto_margins",
1158  $this->lookupStyleSetting("disable_auto_margins"));
1159 
1160  return $new_obj->getId();
1161  }
1162 
1166  function copyImagesToDir($a_target)
1167  {
1168  ilUtil::rCopy($this->getImagesDirectory(), $a_target);
1169  }
1170 
1180  function addParameter($a_tag, $a_par, $a_type, $a_mq_id = 0, $a_custom = false)
1181  {
1182  global $ilDB;
1183 
1184  $avail_params = $this->getAvailableParameters();
1185  $tag = explode(".", $a_tag);
1186  $value = $avail_params[$a_par][0];
1187  $id = $ilDB->nextId("style_parameter");
1188  $q = "INSERT INTO style_parameter (id,style_id, type, tag, class, parameter, value, mq_id, custom) VALUES ".
1189  "(".
1190  $ilDB->quote($id, "integer").",".
1191  $ilDB->quote($this->getId(), "integer").",".
1192  $ilDB->quote($a_type, "text").",".
1193  $ilDB->quote($tag[0], "text").",".
1194  $ilDB->quote($tag[1], "text").",".
1195  $ilDB->quote($a_par, "text").",".
1196  $ilDB->quote($value, "text").",".
1197  $ilDB->quote($a_mq_id, "integer").",".
1198  $ilDB->quote($a_custom, "integer").
1199  ")";
1200  $ilDB->manipulate($q);
1201  $this->read();
1202  $this->writeCSSFile();
1203  }
1204 
1209  function createImagesDirectory()
1210  {
1211  return ilObjStyleSheet::_createImagesDirectory($this->getId());
1212  }
1213 
1218  static function _createImagesDirectory($a_style_id)
1219  {
1220  global $ilErr;
1221 
1222  $sty_data_dir = ilUtil::getWebspaceDir()."/sty";
1223  ilUtil::makeDir($sty_data_dir);
1224  if(!is_writable($sty_data_dir))
1225  {
1226  $ilErr->raiseError("Style data directory (".$sty_data_dir
1227  .") not writeable.", $ilErr->FATAL);
1228  }
1229 
1230  $style_dir = $sty_data_dir."/sty_".$a_style_id;
1231  ilUtil::makeDir($style_dir);
1232  if(!@is_dir($style_dir))
1233  {
1234  $ilErr->raiseError("Creation of style directory failed (".
1235  $style_dir.").",$ilErr->FATAL);
1236  }
1237 
1238  // create images subdirectory
1239  $im_dir = $style_dir."/images";
1240  ilUtil::makeDir($im_dir);
1241  if(!@is_dir($im_dir))
1242  {
1243  $ilErr->raiseError("Creation of Import Directory failed (".
1244  $im_dir.").", $ilErr->FATAL);
1245  }
1246 
1247  // create thumbnails directory
1248  $thumb_dir = $style_dir."/images/thumbnails";
1249  ilUtil::makeDir($thumb_dir);
1250  if(!@is_dir($thumb_dir))
1251  {
1252  $ilErr->raiseError("Creation of Import Directory failed (".
1253  $thumb_dir.").", $ilErr->FATAL);
1254  }
1255  }
1256 
1260  function getImagesDirectory()
1261  {
1262  return ilObjStyleSheet::_getImagesDirectory($this->getId());
1263  }
1264 
1268  static function _getImagesDirectory($a_style_id)
1269  {
1270  return ilUtil::getWebspaceDir()."/sty/sty_".$a_style_id.
1271  "/images";
1272  }
1273 
1277  function getThumbnailsDirectory()
1278  {
1279  return $this->getImagesDirectory().
1280  "/thumbnails";
1281  }
1282 
1286  function getImages()
1287  {
1288  $dir = $this->getImagesDirectory();
1289  $images = array();
1290  if (is_dir($dir))
1291  {
1292  $entries = ilUtil::getDir($dir);
1293  foreach($entries as $entry)
1294  {
1295  if (substr($entry["entry"],0,1) == ".")
1296  {
1297  continue;
1298  }
1299  if ($entry["type"] != "dir")
1300  {
1301  $images[] = $entry;
1302  }
1303  }
1304  }
1305 
1306  return $images;
1307  }
1308 
1312  function uploadImage($a_file)
1313  {
1314  $this->createImagesDirectory();
1315  @ilUtil::moveUploadedFile($a_file["tmp_name"], $a_file["name"],
1316  $this->getImagesDirectory()."/".$a_file["name"]);
1317  @ilUtil::resizeImage($this->getImagesDirectory()."/".$a_file["name"],
1318  $this->getThumbnailsDirectory()."/".$a_file["name"], 75, 75);
1319  }
1320 
1324  function deleteImage($a_file)
1325  {
1326  if (is_file($this->getImagesDirectory()."/".$a_file))
1327  {
1328  unlink($this->getImagesDirectory()."/".$a_file);
1329  }
1330  if (is_file($this->getThumbnailsDirectory()."/".$a_file))
1331  {
1332  unlink($this->getThumbnailsDirectory()."/".$a_file);
1333  }
1334  }
1335 
1341  function deleteParameter($a_id)
1342  {
1343  global $ilDB;
1344 
1345  $q = "DELETE FROM style_parameter WHERE id = ".
1346  $ilDB->quote($a_id, "integer");
1347  $ilDB->query($q);
1348  }
1349 
1359  function deleteStylePar($a_tag, $a_class, $a_par, $a_type, $a_mq_id = 0, $a_custom = false)
1360  {
1361  global $ilDB;
1362 
1363  $q = "DELETE FROM style_parameter WHERE ".
1364  " style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
1365  " tag = ".$ilDB->quote($a_tag, "text")." AND ".
1366  " class = ".$ilDB->quote($a_class, "text")." AND ".
1367  " mq_id = ".$ilDB->quote($a_mq_id, "integer")." AND ".
1368  " custom = ".$ilDB->quote($a_custom, "integer")." AND ".
1369  " ".$ilDB->equals("type", $a_type, "text", true)." AND ".
1370  " parameter = ".$ilDB->quote($a_par, "text");
1371 
1372  $ilDB->manipulate($q);
1373  }
1374 
1384  function deleteCustomStylePars($a_tag, $a_class, $a_type, $a_mq_id = 0)
1385  {
1386  global $ilDB;
1387 
1388  $q = "DELETE FROM style_parameter WHERE ".
1389  " style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
1390  " tag = ".$ilDB->quote($a_tag, "text")." AND ".
1391  " class = ".$ilDB->quote($a_class, "text")." AND ".
1392  " mq_id = ".$ilDB->quote($a_mq_id, "integer")." AND ".
1393  " custom = ".$ilDB->quote(1, "integer")." AND ".
1394  " ".$ilDB->equals("type", $a_type, "text", true);
1395 
1396  $ilDB->manipulate($q);
1397  }
1398 
1407  function deleteStyleParOfChar($a_type, $a_class)
1408  {
1409  global $ilDB;
1410 
1411  $q = "DELETE FROM style_parameter WHERE ".
1412  " style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
1413  " class = ".$ilDB->quote($a_class, "text")." AND ".
1414  " ".$ilDB->equals("type", $a_type, "text", true);
1415 
1416  $ilDB->manipulate($q);
1417  }
1418 
1419 
1423  function delete()
1424  {
1425  global $ilDB;
1426 
1427  // delete object
1428  parent::delete();
1429 
1430  // check whether this style is global default
1431  $def_style = $this->ilias->getSetting("default_content_style_id");
1432  if ($def_style == $this->getId())
1433  {
1434  $this->ilias->deleteSetting("default_content_style_id");
1435  }
1436 
1437  // check whether this style is global fixed
1438  $fixed_style = $this->ilias->getSetting("fixed_content_style_id");
1439  if ($fixed_style == $this->getId())
1440  {
1441  $this->ilias->deleteSetting("fixed_content_style_id");
1442  }
1443 
1444  // delete style parameter
1445  $q = "DELETE FROM style_parameter WHERE style_id = ".
1446  $ilDB->quote($this->getId(), "integer");
1447  $ilDB->manipulate($q);
1448 
1449  // delete style file
1450  $css_file_name = ilUtil::getWebspaceDir()."/css/style_".$this->getId().".css";
1451  if (is_file($css_file_name))
1452  {
1453  unlink($css_file_name);
1454  }
1455 
1456  // delete media queries
1457  $ilDB->manipulate("DELETE FROM sty_media_query WHERE ".
1458  " style_id = ".$ilDB->quote($this->getId(), "integer")
1459  );
1460 
1461  // delete entries in learning modules
1462  include_once("./Modules/LearningModule/classes/class.ilObjContentObject.php");
1463  ilObjContentObject::_deleteStyleAssignments($this->getId());
1464 
1465  // delete style data record
1466  $q = "DELETE FROM style_data WHERE id = ".
1467  $ilDB->quote($this->getId(), "integer");
1468  $ilDB->manipulate($q);
1469 
1470  }
1471 
1472 
1476  function read()
1477  {
1478  global $ilDB;
1479 
1480  parent::read();
1481 
1482  $q = "SELECT * FROM style_parameter WHERE style_id = ".
1483  $ilDB->quote($this->getId(), "integer")." ORDER BY tag, class, type, mq_id ";
1484  $style_set = $ilDB->query($q);
1485  $ctag = "";
1486  $cclass = "";
1487  $ctype = "";
1488  $cmq_id = 0;
1489  $this->style = array();
1490  // workaround for bug #17586, see also http://stackoverflow.com/questions/3066356/multiple-css-classes-properties-overlapping-based-on-the-order-defined
1491  // e.g. ha_iheada must be written after ha_ihead, since they are acting on the same dom node
1492  // styles that must be added at the end
1493  $this->end_styles = array();
1494  while($style_rec = $ilDB->fetchAssoc($style_set))
1495  {
1496  if ($style_rec["tag"] != $ctag || $style_rec["class"] != $cclass
1497  || $style_rec["type"] != $ctype || $style_rec["mq_id"] != $cmq_id)
1498  {
1499  // add current tag array to style array
1500  if(is_array($tag))
1501  {
1502  if (in_array($ctype, array("ha_iheada", "va_iheada")))
1503  {
1504  $this->end_styles[] = $tag;
1505  }
1506  else
1507  {
1508  $this->style[] = $tag;
1509  }
1510  }
1511  $tag = array();
1512  }
1513  $ctag = $style_rec["tag"];
1514  $cclass = $style_rec["class"];
1515  $ctype = $style_rec["type"];
1516  $cmq_id = $style_rec["mq_id"];
1517  $tag[] = $style_rec;
1518  // added $cmq_id
1519  $this->style_class[$ctype][$cclass][$cmq_id][$style_rec["parameter"]] = $style_rec["value"];
1520  }
1521  if(is_array($tag))
1522  {
1523  $this->style[] = $tag;
1524  }
1525  foreach ($this->end_styles as $s)
1526  {
1527  $this->style[] = $s;
1528  }
1529 //var_dump($this->style_class);
1530  $q = "SELECT * FROM style_data WHERE id = ".
1531  $ilDB->quote($this->getId(), "integer");
1532  $res = $ilDB->query($q);
1533  $sty = $ilDB->fetchAssoc($res);
1534  $this->setUpToDate((boolean) $sty["uptodate"]);
1535  $this->setScope($sty["category"]);
1536 
1537  // get style characteristics records
1538  $this->chars = array();
1539  $this->chars_by_type = array();
1540  $q = "SELECT * FROM style_char WHERE style_id = ".
1541  $ilDB->quote($this->getId(), "integer").
1542  " ORDER BY type ASC, characteristic ASC";
1543  $par_set = $ilDB->query($q);
1544  while($par_rec = $ilDB->fetchAssoc($par_set))
1545  {
1546  $this->chars[] = array("type" => $par_rec["type"], "class" => $par_rec["characteristic"], "hide" => $par_rec["hide"]);
1547  $this->chars_by_type[$par_rec["type"]][] = $par_rec["characteristic"];
1548  if ($par_rec["hide"])
1549  {
1550  $this->hidden_chars[$par_rec["type"].":".$par_rec["characteristic"]] = true;
1551  }
1552  }
1553 // var_dump($this->style); exit;
1554  }
1555 
1559  function writeCSSFile($a_target_file = "", $a_image_dir = "")
1560  {
1561  $style = $this->getStyle();
1562 
1563  if ($a_target_file == "")
1564  {
1565  $css_file_name = ilUtil::getWebspaceDir()."/css/style_".$this->getId().".css";
1566  }
1567  else
1568  {
1569  $css_file_name = $a_target_file;
1570  }
1571  $css_file = fopen($css_file_name, "w");
1572 
1573  $page_background = "";
1574 
1575  $mqs = array(array("mquery" => "", "id" => 0));
1576  foreach ($this->getMediaQueries() as $mq)
1577  {
1578  $mqs[] = $mq;
1579  }
1580 
1581  // iterate all media queries
1582  foreach ($mqs as $mq)
1583  {
1584  if ($mq["id"] > 0)
1585  {
1586  fwrite ($css_file, "@media ".$mq["mquery"]." {\n");
1587  }
1588  reset($style);
1589  foreach ($style as $tag)
1590  {
1591  if ($tag[0]["mq_id"] != $mq["id"])
1592  {
1593  continue;
1594  }
1595  fwrite ($css_file, $tag[0]["tag"].".ilc_".$tag[0]["type"]."_".$tag[0]["class"]."\n");
1596  if ($tag[0]["tag"] == "td")
1597  {
1598  fwrite ($css_file, ",th".".ilc_".$tag[0]["type"]."_".$tag[0]["class"]."\n");
1599  }
1600  if (in_array($tag[0]["tag"], array("h1", "h2", "h3")))
1601  {
1602  fwrite ($css_file, ",div.ilc_text_block_".$tag[0]["class"]."\n");
1603  fwrite ($css_file, ",body.ilc_text_block_".$tag[0]["class"]."\n");
1604  }
1605  if ($tag[0]["type"] == "text_block")
1606  {
1607  fwrite ($css_file, ",body.ilc_text_block_".$tag[0]["class"]."\n");
1608  }
1609  fwrite ($css_file, "{\n");
1610 
1611  // collect table border attributes
1612  $t_border = array();
1613 
1614  foreach($tag as $par)
1615  {
1616  $cur_par = $par["parameter"];
1617  $cur_val = $par["value"];
1618 
1619  // replace named colors
1620  if (is_int(strpos($cur_par, "color")) && substr(trim($cur_val), 0, 1) == "!")
1621  {
1622  $cur_val = $this->getColorCodeForName(substr($cur_val, 1));
1623  }
1624 
1625  if ($tag[0]["type"] == "table" && is_int(strpos($par["parameter"], "border")))
1626  {
1627  $t_border[$cur_par] = $cur_val;
1628  }
1629 
1630  if (in_array($cur_par, array("background-image", "list-style-image")))
1631  {
1632  if (is_int(strpos($cur_val, "/"))) // external
1633  {
1634  $cur_val = "url(".$cur_val.")";
1635  }
1636  else // internal
1637  {
1638  if ($a_image_dir == "")
1639  {
1640  $cur_val = "url(../sty/sty_".$this->getId()."/images/".$cur_val.")";
1641  }
1642  else
1643  {
1644  $cur_val = "url(".$a_image_dir."/".$cur_val.")";
1645  }
1646  }
1647  }
1648 
1649  if ($cur_par == "opacity")
1650  {
1651  $cur_val = ((int) $cur_val) / 100;
1652  }
1653 
1654  fwrite ($css_file, "\t".$cur_par.": ".$cur_val.";\n");
1655 
1656  // IE6 fix for minimum height
1657  if ($cur_par == "min-height")
1658  {
1659  fwrite ($css_file, "\t"."height".": "."auto !important".";\n");
1660  fwrite ($css_file, "\t"."height".": ".$cur_val.";\n");
1661  }
1662 
1663  // opacity fix
1664  if ($cur_par == "opacity")
1665  {
1666  fwrite ($css_file, "\t".'-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity='.($cur_val * 100).')"'.";\n");
1667  fwrite ($css_file, "\t".'filter: alpha(opacity='.($cur_val * 100).')'.";\n");
1668  fwrite ($css_file, "\t".'-moz-opacity: '.$cur_val.";\n");
1669  }
1670 
1671  // transform fix
1672  if ($cur_par == "transform")
1673  {
1674  fwrite ($css_file, "\t".'-webkit-transform: '.$cur_val.";\n");
1675  fwrite ($css_file, "\t".'-moz-transform: '.$cur_val.";\n");
1676  fwrite ($css_file, "\t".'-ms-transform: '.$cur_val.";\n");
1677  }
1678 
1679  // transform-origin fix
1680  if ($cur_par == "transform-origin")
1681  {
1682  fwrite ($css_file, "\t".'-webkit-transform-origin: '.$cur_val.";\n");
1683  fwrite ($css_file, "\t".'-moz-transform-origin: '.$cur_val.";\n");
1684  fwrite ($css_file, "\t".'-ms-transform-origin: '.$cur_val.";\n");
1685  }
1686 
1687  // save page background
1688  if ($tag[0]["tag"] == "div" && $tag[0]["class"] == "Page"
1689  && $cur_par == "background-color")
1690  {
1691  $page_background = $cur_val;
1692  }
1693  }
1694  fwrite ($css_file, "}\n");
1695  fwrite ($css_file, "\n");
1696 
1697  // use table border attributes for th td as well
1698  /* if ($tag[0]["type"] == "table")
1699  {
1700  if (count($t_border) > 0)
1701  {
1702  fwrite ($css_file, $tag[0]["tag"].".ilc_".$tag[0]["type"]."_".$tag[0]["class"]." th,".
1703  $tag[0]["tag"].".ilc_".$tag[0]["type"]."_".$tag[0]["class"]." td\n");
1704  fwrite ($css_file, "{\n");
1705  foreach ($t_border as $p => $v)
1706  {
1707  // fwrite ($css_file, "\t".$p.": ".$v.";\n");
1708  }
1709  fwrite ($css_file, "}\n");
1710  fwrite ($css_file, "\n");
1711  }
1712  }*/
1713  }
1714 
1715  if ($page_background != "")
1716  {
1717  fwrite ($css_file, "td.ilc_Page\n");
1718  fwrite ($css_file, "{\n");
1719  fwrite ($css_file, "\t"."background-color: ".$page_background.";\n");
1720  fwrite ($css_file, "}\n");
1721  }
1722  if ($mq["id"] > 0)
1723  {
1724  fwrite ($css_file, "}\n");
1725  }
1726  }
1727  fclose($css_file);
1728 
1729  $this->setUpToDate(true);
1730  $this->_writeUpToDate($this->getId(), true);
1731  }
1732 
1739  static function getEffectiveContentStyleId($a_style_id, $a_type = "")
1740  {
1741  global $ilSetting;
1742 
1743  // check global fixed content style
1744  $fixed_style = $ilSetting->get("fixed_content_style_id");
1745  if ($fixed_style > 0)
1746  {
1747  $a_style_id = $fixed_style;
1748  }
1749 
1750  // check global default style
1751  if ($a_style_id <= 0)
1752  {
1753  $a_style_id = $ilSetting->get("default_content_style_id");
1754  }
1755 
1756  if ($a_style_id > 0 && ilObject::_lookupType($a_style_id) == "sty")
1757  {
1758  return $a_style_id;
1759  }
1760 
1761  return 0;
1762  }
1763 
1770  function getParametersOfClass($a_type, $a_class, $a_mq_id = 0)
1771  {
1772  if (is_array($this->style_class[$a_type][$a_class][$a_mq_id]))
1773  {
1774  return $this->style_class[$a_type][$a_class][$a_mq_id];
1775  }
1776  return array();
1777  }
1778 
1784  function getContentStylePath($a_style_id)
1785  {
1786  global $ilias;
1787 
1788  $rand = rand(1,999999);
1789 
1790 
1791  // check global fixed content style
1792  $fixed_style = $ilias->getSetting("fixed_content_style_id");
1793  if ($fixed_style > 0)
1794  {
1795  $a_style_id = $fixed_style;
1796  }
1797 
1798  // check global default style
1799  if ($a_style_id <= 0)
1800  {
1801  $a_style_id = $ilias->getSetting("default_content_style_id");
1802  }
1803 
1804  if ($a_style_id > 0 && ilObject::_exists($a_style_id))
1805  {
1806  // check whether file is up to date
1807  if (!ilObjStyleSheet::_lookupUpToDate($a_style_id))
1808  {
1809  $style = new ilObjStyleSheet($a_style_id);
1810  $style->writeCSSFile();
1811  }
1812 
1813  return ilUtil::getWebspaceDir("output").
1814  "/css/style_".$a_style_id.".css?dummy=$rand";
1815  }
1816  else // todo: work this out
1817  {
1818  return "./Services/COPage/css/content.css";
1819  }
1820  }
1821 
1827  function getContentPrintStyle()
1828  {
1829  return "./Services/COPage/css/print_content.css";
1830  }
1831 
1837  function getSyntaxStylePath()
1838  {
1839  return "./Services/COPage/css/syntaxhighlight.css";
1840  }
1841 
1847  function getPlaceHolderStylePath()
1848  {
1849  return "./Services/COPage/css/placeholder.css";
1850  }
1851 
1852  function update()
1853  {
1854  global $ilDB;
1855 
1856  parent::update();
1857  $this->read(); // this could be done better
1858  $this->writeCSSFile();
1859 
1860  $q = "UPDATE style_data ".
1861  "SET category = ".$ilDB->quote((int) $this->getScope(), "integer").
1862  " WHERE id = ".$ilDB->quote($this->getId(), "integer");
1863  $ilDB->manipulate($q);
1864  }
1865 
1872  function updateStyleParameter($a_id, $a_value)
1873  {
1874  global $ilDB;
1875 
1876  $q = "UPDATE style_parameter SET VALUE = ".
1877  $ilDB->quote($a_value, "text")." WHERE id = ".
1878  $ilDB->quote($a_id, "integer");
1879  $style_set = $ilDB->manipulate($q);
1880  }
1881 
1886  // todo: search for usages, add mq_id
1887  function replaceStylePar($a_tag, $a_class, $a_par, $a_val, $a_type, $a_mq_id = 0, $a_custom = false)
1888  {
1889  ilObjStyleSheet::_replaceStylePar($this->getId(), $a_tag, $a_class, $a_par, $a_val, $a_type, $a_mq_id, $a_custom);
1890  }
1891 
1892  function _replaceStylePar($style_id, $a_tag, $a_class, $a_par, $a_val, $a_type, $a_mq_id = 0, $a_custom = false)
1893  {
1894  global $ilDB;
1895 
1896  $q = "SELECT * FROM style_parameter WHERE ".
1897  " style_id = ".$ilDB->quote($style_id, "integer")." AND ".
1898  " tag = ".$ilDB->quote($a_tag, "text")." AND ".
1899  " class = ".$ilDB->quote($a_class, "text")." AND ".
1900  " mq_id = ".$ilDB->quote($a_mq_id, "integer")." AND ".
1901  " custom = ".$ilDB->quote($a_custom, "integer")." AND ".
1902  " ".$ilDB->equals("type", $a_type, "text", true)." AND ".
1903  " parameter = ".$ilDB->quote($a_par, "text");
1904 
1905  $set = $ilDB->query($q);
1906 
1907  if ($rec = $set->fetchRow())
1908  {
1909  $q = "UPDATE style_parameter SET ".
1910  " value = ".$ilDB->quote($a_val, "text")." WHERE ".
1911  " style_id = ".$ilDB->quote($style_id, "integer")." AND ".
1912  " tag = ".$ilDB->quote($a_tag, "text")." AND ".
1913  " class = ".$ilDB->quote($a_class, "text")." AND ".
1914  " mq_id = ".$ilDB->quote($a_mq_id, "integer")." AND ".
1915  " custom = ".$ilDB->quote($a_custom, "integer")." AND ".
1916  " ".$ilDB->equals("type", $a_type, "text", true)." AND ".
1917  " parameter = ".$ilDB->quote($a_par, "text");
1918 
1919  $ilDB->manipulate($q);
1920  }
1921  else
1922  {
1923  $id = $ilDB->nextId("style_parameter");
1924  $q = "INSERT INTO style_parameter (id, value, style_id, tag, class, type, parameter, mq_id, custom) VALUES ".
1925  " (".
1926  $ilDB->quote($id, "integer").",".
1927  $ilDB->quote($a_val, "text").",".
1928  " ".$ilDB->quote($this->getId(), "integer").",".
1929  " ".$ilDB->quote($a_tag, "text").",".
1930  " ".$ilDB->quote($a_class, "text").",".
1931  " ".$ilDB->quote($a_type, "text").",".
1932  " ".$ilDB->quote($a_par, "text").",".
1933  " ".$ilDB->quote($a_mq_id, "integer").",".
1934  " ".$ilDB->quote($a_custom, "integer").
1935  ")";
1936 
1937  $ilDB->manipulate($q);
1938  }
1939  }
1940 
1941 
1945  function getStyle()
1946  {
1947  return $this->style;
1948  }
1949 
1953  function setStyle($a_style)
1954  {
1955  $this->style = $a_style;
1956  }
1957 
1958 
1965  function handleXmlString($a_str)
1966  {
1967  return str_replace("&", "&amp;", $a_str);
1968  }
1969 
1974  function getXML()
1975  {
1976  $xml.= "<StyleSheet>\n";
1977 
1978  // title and description
1979  $xml.= "<Title>".$this->handleXmlString($this->getTitle())."</Title>";
1980  $xml.= "<Description>".$this->handleXmlString($this->getDescription())."</Description>\n";
1981 
1982  // style classes
1983  foreach($this->chars as $char)
1984  {
1985  $xml.= "<Style Tag=\"".ilObjStyleSheet::_determineTag($char["type"]).
1986  "\" Type=\"".$char["type"]."\" Class=\"".$char["class"]."\">\n";
1987  foreach($this->style as $style)
1988  {
1989  if ($style[0]["type"] == $char["type"] && $style[0]["class"] == $char["class"])
1990  {
1991  foreach($style as $tag)
1992  {
1993  $xml.="<StyleParameter Name=\"".$tag["parameter"]."\" Value=\"".$tag["value"]."\" Custom=\"".$tag["custom"]."\" />\n";
1994  }
1995  }
1996  }
1997  $xml.= "</Style>\n";
1998  }
1999 
2000  // colors
2001  foreach($this->getColors() as $color)
2002  {
2003  $xml.="<StyleColor Name=\"".$color["name"]."\" Code=\"".$color["code"]."\"/>\n";
2004  }
2005 
2006  // templates
2007  $tcts = ilObjStyleSheet::_getTemplateClassTypes();
2008  foreach ($tcts as $tct => $v)
2009  {
2010  $ts = $this->getTemplates($tct);
2011 
2012  foreach ($ts as $t)
2013  {
2014  $xml.="<StyleTemplate Type=\"".$tct."\" Name=\"".$t["name"]."\">\n";
2015  foreach ($t["classes"] as $ct => $c)
2016  {
2017  if ($c != "")
2018  {
2019  $xml.="<StyleTemplateClass ClassType=\"".$ct."\" Class=\"".$c."\"/>\n";
2020  }
2021  }
2022  $xml.="</StyleTemplate>\n";
2023  }
2024  }
2025 
2026 
2027  $xml.= "</StyleSheet>";
2028 //echo "<pre>".htmlentities($xml)."</pre>"; exit;
2029  return $xml;
2030  }
2031 
2032 
2036  function createExportDirectory()
2037  {
2038  $sty_data_dir = ilUtil::getDataDir()."/sty";
2039  ilUtil::makeDir($sty_data_dir);
2040  if(!is_writable($sty_data_dir))
2041  {
2042  $this->ilias->raiseError("Style data directory (".$sty_data_dir
2043  .") not writeable.",$this->ilias->error_obj->FATAL);
2044  }
2045 
2046  $style_dir = $sty_data_dir."/sty_".$this->getId();
2047  ilUtil::makeDir($style_dir);
2048  if(!@is_dir($style_dir))
2049  {
2050  $this->ilias->raiseError("Creation of style directory failed (".
2051  $style_dir.").",$this->ilias->error_obj->FATAL);
2052  }
2053 
2054  // create export subdirectory
2055  $ex_dir = $style_dir."/export";
2056  ilUtil::makeDir($ex_dir);
2057  if(!@is_dir($ex_dir))
2058  {
2059  $this->ilias->raiseError("Creation of Import Directory failed (".
2060  $ex_dir.").",$this->ilias->error_obj->FATAL);
2061  }
2062 
2063  return $ex_dir;
2064  }
2065 
2069  function cleanExportDirectory()
2070  {
2071  $sty_data_dir = ilUtil::getDataDir()."/sty";
2072  $style_dir = $sty_data_dir."/sty_".$this->getId();
2073  // create export subdirectory
2074  $ex_dir = $style_dir."/export";
2075 
2076  if (is_dir($ex_dir))
2077  {
2078  ilUtil::delDir($ex_dir, true);
2079  }
2080  }
2081 
2082 
2086  function createExportSubDirectory()
2087  {
2088  $ex_dir = $this->createExportDirectory();
2089  $ex_sub_dir = $ex_dir."/".$this->getExportSubDir();
2090  ilUtil::makeDir($ex_sub_dir);
2091  if(!is_writable($ex_sub_dir))
2092  {
2093  $this->ilias->raiseError("Style data directory (".$ex_sub_dir
2094  .") not writeable.",$this->ilias->error_obj->FATAL);
2095  }
2096  $ex_sub_images_dir = $ex_sub_dir."/images";
2097  ilUtil::makeDir($ex_sub_images_dir);
2098  if(!is_writable($ex_sub_images_dir))
2099  {
2100  $this->ilias->raiseError("Style data directory (".$ex_sub_images_dir
2101  .") not writeable.",$this->ilias->error_obj->FATAL);
2102  }
2103  }
2104 
2108  function setExportSubDir($a_dir)
2109  {
2110  $this->export_sub_dir = $a_dir;
2111  }
2112 
2116  function getExportSubDir()
2117  {
2118  if ($this->export_sub_dir == "")
2119  {
2120  return "sty_".$this->getId();
2121  }
2122  else
2123  {
2124  return $this->export_sub_dir;
2125  }
2126  }
2127 
2133  function export()
2134  {
2135  $this->cleanExportDirectory();
2136  $ex_dir = $this->createExportDirectory();
2137  $this->createExportSubDirectory();
2138  $this->exportXML($ex_dir."/".$this->getExportSubDir());
2139 //echo "-".$this->getImagesDirectory()."-".$ex_dir."/".$this->getExportSubDir()."/images"."-";
2140  ilUtil::rCopy($this->getImagesDirectory(),
2141  $ex_dir."/".$this->getExportSubDir()."/images");
2142  if (is_file($ex_dir."/".$this->getExportSubDir().".zip"))
2143  {
2144  unlink($ex_dir."/".$this->getExportSubDir().".zip");
2145  }
2146  ilUtil::zip($ex_dir."/".$this->getExportSubDir(),
2147  $ex_dir."/".$this->getExportSubDir().".zip");
2148 
2149  return $ex_dir."/".$this->getExportSubDir().".zip";
2150  }
2151 
2155  function exportXML($a_dir)
2156  {
2157  $file = $a_dir."/style.xml";
2158 
2159  // open file
2160  if (!($fp = @fopen($file,"w")))
2161  {
2162  die ("<b>Error</b>: Could not open \"".$file."\" for writing".
2163  " in <b>".__FILE__."</b> on line <b>".__LINE__."</b><br />");
2164  }
2165 
2166  // set file permissions
2167  chmod($file, 0770);
2168 
2169  // write xml data into the file
2170  fwrite($fp, $this->getXML());
2171 
2172  // close file
2173  fclose($fp);
2174 
2175  }
2176 
2180  function createImportDirectory()
2181  {
2182  $sty_data_dir = ilUtil::getDataDir()."/sty";
2183  ilUtil::makeDir($sty_data_dir);
2184  if(!is_writable($sty_data_dir))
2185  {
2186  $this->ilias->raiseError("Style data directory (".$sty_data_dir
2187  .") not writeable.",$this->ilias->error_obj->FATAL);
2188  }
2189 
2190  $style_dir = $sty_data_dir."/sty_".$this->getId();
2191  ilUtil::makeDir($style_dir);
2192  if(!@is_dir($style_dir))
2193  {
2194  $this->ilias->raiseError("Creation of style directory failed (".
2195  $style_dir.").",$this->ilias->error_obj->FATAL);
2196  }
2197 
2198  // create import subdirectory
2199  $im_dir = $style_dir."/import";
2200  ilUtil::makeDir($im_dir);
2201  if(!@is_dir($im_dir))
2202  {
2203  $this->ilias->raiseError("Creation of Import Directory failed (".
2204  $im_dir.").",$this->ilias->error_obj->FATAL);
2205  }
2206 
2207  return $im_dir;
2208  }
2209 
2213  function import($a_file)
2214  {
2215  parent::create();
2216 
2217  $im_dir = $this->createImportDirectory();
2218 
2219  // handle uploaded files
2220  if (is_array($a_file))
2221  {
2222  ilUtil::moveUploadedFile($a_file["tmp_name"],
2223  $a_file["name"], $im_dir."/".$a_file["name"]);
2224  $file_name = $a_file["name"];
2225  }
2226  else // handle not directly uploaded files
2227  {
2228  $pi = pathinfo($a_file);
2229  $file_name = $pi["basename"];
2230  copy($a_file, $im_dir."/".$file_name);
2231  }
2232  $file = pathinfo($file_name);
2233 
2234  // unzip file
2235  if (strtolower($file["extension"] == "zip"))
2236  {
2237  ilUtil::unzip($im_dir."/".$file_name);
2238  $subdir = basename($file["basename"],".".$file["extension"]);
2239  if (!is_dir($im_dir."/".$subdir))
2240  {
2241  $subdir = "style"; // check style subdir
2242  }
2243  $xml_file = $im_dir."/".$subdir."/style.xml";
2244  }
2245  else // handle xml file directly (old style)
2246  {
2247  $xml_file = $im_dir."/".$file_name;
2248  }
2249 
2250  // load information from xml file
2251 //echo "-$xml_file-";
2252  $this->createFromXMLFile($xml_file, true);
2253 
2254  // copy images
2255  $this->createImagesDirectory();
2256  if (is_dir($im_dir."/".$subdir."/images"))
2257  {
2258  ilUtil::rCopy($im_dir."/".$subdir."/images",
2259  $this->getImagesDirectory());
2260  }
2261 
2262  ilObjStyleSheet::_addMissingStyleClassesToStyle($this->getId());
2263  $this->read();
2264  $this->writeCSSFile();
2265  }
2266 
2271  function createFromXMLFile($a_file, $a_skip_parent_create = false)
2272  {
2273  global $ilDB;
2274 
2275  $this->is_3_10_skin = false;
2276 
2277  if (!$a_skip_parent_create)
2278  {
2279  parent::create();
2280  }
2281  include_once("./Services/Style/classes/class.ilStyleImportParser.php");
2282  $importParser = new ilStyleImportParser($a_file, $this);
2283  $importParser->startParsing();
2284 
2285  // store style parameter
2286  foreach ($this->style as $style)
2287  {
2288  foreach($style as $tag)
2289  {
2290  $id = $ilDB->nextId("style_parameter");
2291 
2292  // migrate old table PageFrame/PageContainer to div
2293  if (in_array($tag["class"], array("PageFrame", "PageContainer")) &&
2294  $tag["tag"] == "table")
2295  {
2296  $tag["tag"] = "div";
2297  if ($tag["parameter"] == "width" && $tag["value"] == "100%")
2298  {
2299  continue;
2300  }
2301  }
2302 
2303  $q = "INSERT INTO style_parameter (id,style_id, tag, class, parameter, type, value, custom) VALUES ".
2304  "(".
2305  $ilDB->quote($id, "integer").",".
2306  $ilDB->quote($this->getId(), "integer").",".
2307  $ilDB->quote($tag["tag"], "text").",".
2308  $ilDB->quote($tag["class"], "text").",".
2309  $ilDB->quote($tag["parameter"], "text").",".
2310  $ilDB->quote($tag["type"], "text").",".
2311  $ilDB->quote($tag["value"], "text").",".
2312  $ilDB->quote((bool) $tag["custom"], "integer").
2313  ")";
2314  $ilDB->manipulate($q);
2315  }
2316  }
2317 
2318  // store characteristics
2319  $this->is_3_10_skin = true;
2320  if (is_array($this->chars))
2321  {
2322  foreach ($this->chars as $char)
2323  {
2324  if ($char["type"] != "")
2325  {
2326  $s = substr($char["class"], strlen($char["class"]) - 6);
2327  if ($s != ":hover")
2328  {
2329  $q = "INSERT INTO style_char (style_id, type, characteristic) VALUES ".
2330  "(".$ilDB->quote($this->getId(), "integer").",".
2331  $ilDB->quote($char["type"], "text").",".
2332  $ilDB->quote($char["class"], "text").")";
2333  $ilDB->manipulate($q);
2334  $this->is_3_10_skin = false;
2335  }
2336  }
2337  }
2338  }
2339 
2340  // add style_data record
2341  $q = "INSERT INTO style_data (id, uptodate) VALUES ".
2342  "(".$ilDB->quote($this->getId(), "integer").", 0)";
2343  $ilDB->manipulate($q);
2344 
2345  $this->update();
2346  $this->read();
2347 
2348  if ($this->is_3_10_skin)
2349  {
2350  $this->do_3_10_Migration();
2351  }
2352  //$this->writeCSSFile();
2353  }
2354 
2358  function getStyleParameterGroups()
2359  {
2360  $groups = array();
2361 
2362  foreach (self::$parameter as $parameter => $props)
2363  {
2364  $groups[$props["group"]][] = $parameter;
2365  }
2366  return $groups;
2367  }
2368 
2369  static function _getStyleParameterInputType($par)
2370  {
2371  $input = self::$parameter[$par]["input"];
2372  return $input;
2373  }
2374 
2375  static function _getStyleParameterSubPar($par)
2376  {
2377  $subpar = self::$parameter[$par]["subpar"];
2378  return $subpar;
2379  }
2380 
2381  static function _getStyleParameters($a_tag = "")
2382  {
2383  if ($a_tag == "")
2384  {
2385  return self::$parameter;
2386  }
2387  $par = array();
2388  foreach (self::$parameter as $k => $v)
2389  {
2390  if (is_array(self::$filtered_groups[$v["group"]]) &&
2391  !in_array($a_tag, self::$filtered_groups[$v["group"]]))
2392  {
2393  continue;
2394  }
2395  $par[$k] = $v;
2396  }
2397  return $par;
2398  }
2399 
2400  static function _getFilteredGroups()
2401  {
2402  return self::$filtered_groups;
2403  }
2404 
2405  static function _getStyleParameterNumericUnits($a_no_percentage = false)
2406  {
2407  if ($a_no_percentage)
2408  {
2409  return self::$num_unit_no_perc;
2410  }
2411  return self::$num_unit;
2412  }
2413 
2414  static function _getStyleParameterValues($par)
2415  {
2416  return self::$parameter[$par]["values"];
2417  }
2418 
2419  /*static function _getStyleTypes()
2420  {
2421  return self::$style_types;
2422  }*/
2423 
2424  static function _getStyleSuperTypes()
2425  {
2426  return self::$style_super_types;
2427  }
2428 
2429  static function _isExpandable($a_type)
2430  {
2431  return in_array($a_type, self::$expandable_types);
2432  }
2433 
2434  static function _isHideable($a_type)
2435  {
2436  return in_array($a_type, self::$hideable_types);
2437  }
2438 
2439  static function _getStyleSuperTypeForType($a_type)
2440  {
2441  foreach (self::$style_super_types as $s => $t)
2442  {
2443  if (in_array($a_type, $t))
2444  {
2445  return $s;
2446  }
2447  if ($a_type == $s)
2448  {
2449  return $s;
2450  }
2451  }
2452  }
2453 
2457  static function _getCoreStyles()
2458  {
2459  $c_styles = array();
2460  foreach (self::$core_styles as $cstyle)
2461  {
2462  $c_styles[$cstyle["type"].".".ilObjStyleSheet::_determineTag($cstyle["type"]).".".$cstyle["class"]]
2463  = array("type" => $cstyle["type"],
2464  "tag" => ilObjStyleSheet::_determineTag($cstyle["type"]),
2465  "class" => $cstyle["class"]);
2466  }
2467  return $c_styles;
2468  }
2469 
2473  static function _getTemplateClassTypes($a_template_type = "")
2474  {
2475  if ($a_template_type == "")
2476  {
2477  return self::$templates;
2478  }
2479 
2480  return self::$templates[$a_template_type];
2481  }
2482 
2483 
2484  function _getPseudoClasses($tag)
2485  {
2486  return self::$pseudo_classes[$tag];
2487  }
2488 
2489  function determineTemplateStyleClassType($t, $k)
2490  {
2491  return self::$templates[$t][$k];
2492  }
2493 
2494  static function _determineTag($a_type)
2495  {
2496  return self::$assigned_tags[$a_type];
2497  }
2498 
2502  static function getAvailableParameters()
2503  {
2504  $pars = array();
2505  foreach(self::$parameter as $p => $v)
2506  {
2507  $pars[$p] = $v["values"];
2508  }
2509 
2510  return $pars;
2511  }
2512 
2513 
2517  static function _addMissingStyleClassesToStyle($a_id)
2518  {
2519  $styles = array(array("id" => $a_id));
2520  ilObjStyleSheet::_addMissingStyleClassesToAllStyles($styles);
2521  }
2522 
2527  static function _addMissingStyleClassesToAllStyles($a_styles = "")
2528  {
2529  global $ilDB;
2530 
2531  if ($a_styles == "")
2532  {
2533  $styles = ilObject::_getObjectsDataForType("sty");
2534  }
2535  else
2536  {
2537  $styles = $a_styles;
2538  }
2539  $core_styles = ilObjStyleSheet::_getCoreStyles();
2540  $bdom = ilObjStyleSheet::_getBasicStyleDom();
2541 
2542  // get all core image files
2543  $core_images = array();
2544  $core_dir = self::$basic_style_image_dir;
2545  if (is_dir($core_dir))
2546  {
2547  $dir = opendir($core_dir);
2548  while($file = readdir($dir))
2549  {
2550  if (substr($file, 0, 1) != "." && is_file($core_dir."/".$file))
2551  {
2552  $core_images[] = $file;
2553  }
2554  }
2555  }
2556 
2557  foreach ($styles as $style)
2558  {
2559  $id = $style["id"];
2560 
2561  foreach($core_styles as $cs)
2562  {
2563  // check, whether core style class exists
2564  $set = $ilDB->queryF("SELECT * FROM style_char WHERE style_id = %s ".
2565  "AND type = %s AND characteristic = %s",
2566  array("integer", "text", "text"),
2567  array($id, $cs["type"], $cs["class"]));
2568 
2569  // if not, add core style class
2570  if (!($rec = $ilDB->fetchAssoc($set)))
2571  {
2572  $ilDB->manipulateF(
2573  "INSERT INTO style_char (style_id, type, characteristic) ".
2574  " VALUES (%s,%s,%s) ",
2575  array("integer", "text", "text"),
2576  array($id, $cs["type"], $cs["class"]));
2577 
2578  $xpath = new DOMXPath($bdom);
2579  $par_nodes = $xpath->query("/StyleSheet/Style[@Tag = '".$cs["tag"]."' and @Type='".
2580  $cs["type"]."' and @Class='".$cs["class"]."']/StyleParameter");
2581  foreach ($par_nodes as $par_node)
2582  {
2583  // check whether style parameter exists
2584  $set = $ilDB->queryF("SELECT * FROM style_parameter WHERE style_id = %s ".
2585  "AND type = %s AND class = %s AND tag = %s AND parameter = %s",
2586  array("integer", "text", "text", "text", "text"),
2587  array($id, $cs["type"], $cs["class"],
2588  $cs["tag"], $par_node->getAttribute("Name")));
2589 
2590  // if not, create style parameter
2591  if (!($rec = $ilDB->fetchAssoc($set)))
2592  {
2593  $spid = $ilDB->nextId("style_parameter");
2594  $st = $ilDB->manipulateF("INSERT INTO style_parameter (id, style_id, type, class, tag, parameter, value) ".
2595  " VALUES (%s,%s,%s,%s,%s,%s,%s)",
2596  array("integer", "integer", "text", "text", "text", "text", "text"),
2597  array($spid, $id, $cs["type"], $cs["class"], $cs["tag"],
2598  $par_node->getAttribute("Name"), $par_node->getAttribute("Value")));
2599  }
2600  }
2601  }
2602  }
2603 
2604  // now check, whether some core image files are missing
2605  ilObjStyleSheet::_createImagesDirectory($id);
2606  $imdir = ilObjStyleSheet::_getImagesDirectory($id);
2607  reset($core_images);
2608  foreach($core_images as $cim)
2609  {
2610  if (!is_file($imdir."/".$cim))
2611  {
2612  copy($core_dir."/".$cim, $imdir."/".$cim);
2613  }
2614  }
2615  }
2616  }
2617 
2618  //
2619  // Color management
2620  //
2621 
2625  function do_3_10_Migration()
2626  {
2627  global $ilDB;
2628 
2629  $this->do_3_9_Migration($this->getId());
2630 
2631  //include_once("./Services/Migration/DBUpdate_1385/classes/class.ilStyleMigration.php");
2632  //ilStyleMigration::addMissingStyleCharacteristics($this->getId());
2633 
2634  $this->do_3_10_CharMigration($this->getId());
2635 
2636  // style_char: type for characteristic
2637  $st = $ilDB->prepareManip("UPDATE style_char SET type = ? WHERE characteristic = ?".
2638  " AND style_id = ? ", array("text", "text", "integer"));
2639  $ilDB->execute($st, array("media_cont", "Media", $this->getId()));
2640  $ilDB->execute($st, array("media_caption", "MediaCaption", $this->getId()));
2641  $ilDB->execute($st, array("page_fn", "Footnote", $this->getId()));
2642  $ilDB->execute($st, array("page_nav", "LMNavigation", $this->getId()));
2643  $ilDB->execute($st, array("page_title", "PageTitle", $this->getId()));
2644  $ilDB->execute($st, array("page_cont", "Page", $this->getId()));
2645 
2646  // style_parameter: type for class
2647  $st = $ilDB->prepareManip("UPDATE style_parameter SET type = ? WHERE class = ?".
2648  " AND style_id = ? ", array("text", "text", "integer"));
2649  $ilDB->execute($st, array("media_cont", "Media", $this->getId()));
2650  $ilDB->execute($st, array("media_caption", "MediaCaption", $this->getId()));
2651  $ilDB->execute($st, array("page_fn", "Footnote", $this->getId()));
2652  $ilDB->execute($st, array("page_nav", "LMNavigation", $this->getId()));
2653  $ilDB->execute($st, array("page_title", "PageTitle", $this->getId()));
2654  $ilDB->execute($st, array("table", "Page", $this->getId()));
2655 
2656  $st = $ilDB->prepareManip("UPDATE style_parameter SET tag = ? WHERE class = ?".
2657  " AND style_id = ? ", array("text", "text", "integer"));
2658  $ilDB->execute($st, array("div", "MediaCaption", $this->getId()));
2659 
2660  // style_char: characteristic for characteristic
2661  $st = $ilDB->prepareManip("UPDATE style_char SET characteristic = ? WHERE characteristic = ?".
2662  " AND style_id = ? ", array("text", "text", "integer"));
2663  $ilDB->execute($st, array("MediaContainer", "Media", $this->getId()));
2664  $ilDB->execute($st, array("PageContainer", "Page", $this->getId()));
2665 
2666  // style_parameter: class for class
2667  $st = $ilDB->prepareManip("UPDATE style_parameter SET class = ? WHERE class = ?".
2668  " AND style_id = ? ", array("text", "text", "integer"));
2669  $ilDB->execute($st, array("MediaContainer", "Media", $this->getId()));
2670  $ilDB->execute($st, array("PageContainer", "Page", $this->getId()));
2671 
2672  // force rewriting of container style
2673  $st = $ilDB->prepareManip("DELETE FROM style_char WHERE type = ?".
2674  " AND style_id = ? ", array("text", "integer"));
2675  $ilDB->execute($st, array("page_cont", $this->getId()));
2676  $st = $ilDB->prepareManip("DELETE FROM style_parameter WHERE type = ?".
2677  " AND style_id = ? ", array("text", "integer"));
2678  $ilDB->execute($st, array("page_cont", $this->getId()));
2679 
2680  }
2681 
2688  function do_3_10_CharMigration($a_id = "")
2689  {
2690  global $ilDB;
2691 
2692  $add_str = "";
2693  if ($a_id != "")
2694  {
2695  $add_str = " AND style_id = ".$ilDB->quote($a_id, "integer");
2696  }
2697 
2698  $set = $ilDB->query($q = "SELECT DISTINCT style_id, tag, class FROM style_parameter WHERE ".
2699  $ilDB->equals("type", "", "text", true)." ".$add_str);
2700 
2701  while ($rec = $ilDB->fetchAssoc($set))
2702  {
2703  // derive types from tag
2704  $types = array();
2705  switch ($rec["tag"])
2706  {
2707  case "div":
2708  case "p":
2709  if (in_array($rec["class"], array("Headline3", "Headline1",
2710  "Headline2", "TableContent", "List", "Standard", "Remark",
2711  "Additional", "Mnemonic", "Citation", "Example")))
2712  {
2713  $types[] = "text_block";
2714  }
2715  if (in_array($rec["class"], array("Block", "Remark",
2716  "Additional", "Mnemonic", "Example", "Excursus", "Special")))
2717  {
2718  $types[] = "section";
2719  }
2720  if (in_array($rec["class"], array("Page", "Footnote", "PageTitle", "LMNavigation")))
2721  {
2722  $types[] = "page";
2723  }
2724  break;
2725 
2726  case "td":
2727  $types[] = "table_cell";
2728  break;
2729 
2730  case "a":
2731  if (in_array($rec["class"], array("ExtLink", "IntLink", "FootnoteLink")))
2732  {
2733  $types[] = "link";
2734  }
2735  break;
2736 
2737  case "span":
2738  $types[] = "text_inline";
2739  break;
2740 
2741  case "table":
2742  $types[] = "table";
2743  break;
2744  }
2745 
2746  // check if style_char set exists
2747  foreach ($types as $t)
2748  {
2749  // check if second type already exists
2750  $set4 = $ilDB->queryF("SELECT * FROM style_char ".
2751  " WHERE style_id = %s AND type = %s AND characteristic = %s",
2752  array("integer", "text", "text"),
2753  array($rec["style_id"], $t, $rec["class"]));
2754  if ($rec4 = $ilDB->fetchAssoc($set4))
2755  {
2756  // ok
2757  }
2758  else
2759  {
2760 //echo "<br>1-".$rec["style_id"]."-".$t."-".$rec["class"]."-";
2761  $ilDB->manipulateF("INSERT INTO style_char ".
2762  " (style_id, type, characteristic) VALUES ".
2763  " (%s,%s,%s) ",
2764  array("integer", "text", "text"),
2765  array($rec["style_id"], $t, $rec["class"]));
2766  }
2767  }
2768 
2769  // update types
2770  if ($rec["type"] == "")
2771  {
2772  if (count($types) > 0)
2773  {
2774  $ilDB->manipulateF("UPDATE style_parameter SET type = %s ".
2775  " WHERE style_id = %s AND class = %s AND ".$ilDB->equals("type", "", "text", true),
2776  array("text", "integer", "text"),
2777  array($types[0], $rec["style_id"], $rec["class"]));
2778 //echo "<br>3-".$types[0]."-".$rec["style_id"]."-".$rec["class"]."-";
2779 
2780  // links extra handling
2781  if ($types[0] == "link")
2782  {
2783  $ilDB->manipulateF("UPDATE style_parameter SET type = %s ".
2784  " WHERE style_id = %s AND (class = %s OR class = %s) AND ".$ilDB->equals("type", "", "text", true),
2785  array("text", "integer", "text", "text"),
2786  array($types[0], $rec["style_id"], $rec["class"].":visited",
2787  $rec["class"].":hover"));
2788  }
2789  }
2790 
2791  if (count($types) == 2)
2792  {
2793  // select all records of first type and add second type
2794  // records if necessary.
2795  $set2 = $ilDB->queryF("SELECT * FROM style_parameter ".
2796  " WHERE style_id = %s AND class = %s AND type = %s",
2797  array("integer", "text", "text"),
2798  array($rec["style_id"], $rec["class"], $types[0]));
2799  while ($rec2 = $ilDB->fetchAssoc($set2))
2800  {
2801  // check if second type already exists
2802  $set3 = $ilDB->queryF("SELECT * FROM style_parameter ".
2803  " WHERE style_id = %s AND tag = %s AND class = %s AND type = %s AND parameter = %s",
2804  array("integer", "text", "text", "text", "text"),
2805  array($rec["style_id"], $rec["tag"], $rec["class"], $types[1], $rec["parameter"]));
2806  if ($rec3 = $ilDB->fetchAssoc($set3))
2807  {
2808  // ok
2809  }
2810  else
2811  {
2812  $nid = $ilDB->nextId("style_parameter");
2813  $ilDB->manipulateF("INSERT INTO style_parameter ".
2814  " (id, style_id, tag, class, parameter, value, type) VALUES ".
2815  " (%s, %s,%s,%s,%s,%s,%s) ",
2816  array("integer", "integer", "text", "text", "text", "text", "text"),
2817  array($nid, $rec2["style_id"], $rec2["tag"], $rec2["class"],
2818  $rec2["parameter"], $rec2["value"], $types[1]));
2819  }
2820  }
2821  }
2822  }
2823  }
2824  }
2825 
2829  function do_3_9_Migration($a_id)
2830  {
2831  global $ilDB;
2832 
2833  $classes = array("Example", "Additional", "Citation", "Mnemonic", "Remark");
2834  $pars = array("margin-top", "margin-bottom");
2835 
2836  foreach ($classes as $curr_class)
2837  {
2838  foreach ($pars as $curr_par)
2839  {
2840  $res2 = $ilDB->queryF("SELECT id FROM style_parameter WHERE style_id = %s".
2841  " AND tag = %s AND class= %s AND parameter = %s",
2842  array("integer", "text", "text", "text"),
2843  array($a_id, "p", $curr_class, $curr_par));
2844  if ($row2 = $ilDB->fetchAssoc($res2))
2845  {
2846  $ilDB->manipulateF("UPDATE style_parameter SET value= %s WHERE id = %s",
2847  array("text", "integer"),
2848  array("10px", $row2["id"]));
2849  }
2850  else
2851  {
2852  $nid = $ilDB->nextId("style_parameter");
2853  $ilDB->manipulateF("INSERT INTO style_parameter ".
2854  "(id, style_id, tag, class, parameter,value) VALUES (%s,%s,%s,%s,%s,%s)",
2855  array("integer", "integer", "text", "text", "text", "text"),
2856  array($nid, $a_id, "div", $curr_class, $curr_par, "10px"));
2857  }
2858  }
2859  }
2860 
2861  $ilDB->manipulateF("UPDATE style_parameter SET tag = %s WHERE tag = %s and style_id = %s",
2862  array("text", "text", "integer"),
2863  array("div", "p", $a_id));
2864 
2865  }
2866 
2870 
2874  function getColors()
2875  {
2876  global $ilDB;
2877 
2878  $set = $ilDB->query("SELECT * FROM style_color WHERE ".
2879  "style_id = ".$ilDB->quote($this->getId(), "integer")." ".
2880  "ORDER BY color_name");
2881 
2882  $colors = array();
2883  while ($rec = $ilDB->fetchAssoc($set))
2884  {
2885  $colors[] = array(
2886  "name" => $rec["color_name"],
2887  "code" => $rec["color_code"]
2888  );
2889  }
2890 
2891  return $colors;
2892  }
2893 
2897  function addColor($a_name, $a_code)
2898  {
2899  global $ilDB;
2900 
2901  $ilDB->manipulate("INSERT INTO style_color (style_id, color_name, color_code)".
2902  " VALUES (".
2903  $ilDB->quote($this->getId(), "integer").",".
2904  $ilDB->quote($a_name, "text").",".
2905  $ilDB->quote($a_code, "text").
2906  ")");
2907  }
2908 
2912  function updateColor($a_name, $a_new_name, $a_code)
2913  {
2914  global $ilDB;
2915 
2916  // todo: update names in parameters as well
2917 
2918  $ilDB->manipulate("UPDATE style_color SET ".
2919  "color_name = ".$ilDB->quote($a_new_name, "text").", ".
2920  "color_code = ".$ilDB->quote($a_code, "text").
2921  " WHERE style_id = ".$ilDB->quote($this->getId(), "integer").
2922  " AND color_name = ".$ilDB->quote($a_name, "text"));
2923  ilObjStyleSheet::_writeUpToDate($this->getId(), false);
2924 
2925  // rename also the name in the style parameter values
2926  if ($a_name != $a_new_name)
2927  {
2928  $set = $ilDB->query("SELECT * FROM style_parameter ".
2929  " WHERE style_id = ".$ilDB->quote($this->getId(), "integer").
2930  " AND (".
2931  " parameter = ".$ilDB->quote("background-color", "text"). " OR ".
2932  " parameter = ".$ilDB->quote("color", "text"). " OR ".
2933  " parameter = ".$ilDB->quote("border-color", "text"). " OR ".
2934  " parameter = ".$ilDB->quote("border-top-color", "text"). " OR ".
2935  " parameter = ".$ilDB->quote("border-bottom-color", "text"). " OR ".
2936  " parameter = ".$ilDB->quote("border-left-color", "text"). " OR ".
2937  " parameter = ".$ilDB->quote("border-right-color", "text").
2938  ")");
2939  while ($rec = $ilDB->fetchAssoc($set))
2940  {
2941  if ($rec["value"] == "!".$a_name ||
2942  is_int(strpos($rec["value"], "!".$a_name."(")))
2943  {
2944  // parameter is based on color -> rename it
2945  $this->replaceStylePar($rec["tag"], $rec["class"],
2946  $rec["parameter"], str_replace($a_name, $a_new_name, $rec["value"]), $rec["type"], $rec["mq_id"], $rec["custom"]);
2947  }
2948  }
2949  }
2950  }
2951 
2955  function removeColor($a_name)
2956  {
2957  global $ilDB;
2958 
2959  $ilDB->manipulate("DELETE FROM style_color WHERE ".
2960  " style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
2961  " color_name = ".$ilDB->quote($a_name, "text"));
2962  }
2963 
2967  function colorExists($a_color_name)
2968  {
2969  global $ilDB;
2970 
2971  $set = $ilDB->query("SELECT * FROM style_color WHERE ".
2972  "style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
2973  "color_name = ".$ilDB->quote($a_color_name, "text"));
2974  if ($rec = $ilDB->fetchAssoc($set))
2975  {
2976  return true;
2977  }
2978  return false;
2979  }
2980 
2984  function getColorCodeForName($a_name)
2985  {
2986  global $ilDB;
2987 
2988  $pos = strpos($a_name, "(");
2989  if ($pos > 0)
2990  {
2991  $a_i = substr($a_name, $pos + 1);
2992  $a_i = str_replace(")", "", $a_i);
2993  $a_name = substr($a_name, 0, $pos);
2994  }
2995 
2996  $set = $ilDB->query("SELECT color_code FROM style_color WHERE ".
2997  " style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
2998  " color_name = ".$ilDB->quote($a_name, "text"));
2999  if ($rec = $ilDB->fetchAssoc($set))
3000  {
3001  if ($a_i == "")
3002  {
3003  return "#".$rec["color_code"];
3004  }
3005  else
3006  {
3007  return "#".ilObjStyleSheet::_getColorFlavor($rec["color_code"],
3008  (int) $a_i);
3009  }
3010  }
3011  }
3012 
3016  static function _getColorFlavor($a_rgb, $a_i)
3017  {
3018  $rgb = ilObjStyleSheet::_explodeRGB($a_rgb, true);
3019  $hls = ilObjStyleSheet::_RGBToHLS($rgb);
3020 
3021  if ($a_i > 0)
3022  {
3023  $hls["l"] = $hls["l"] + ((255 - $hls["l"]) * ($a_i / 100));
3024  }
3025  if ($a_i < 0)
3026  {
3027  $hls["l"] = $hls["l"] - (($hls["l"]) * (-$a_i / 100));
3028  }
3029 
3030  $rgb = ilObjStyleSheet::_HLSToRGB($hls);
3031 
3032  foreach ($rgb as $k => $v)
3033  {
3034  $rgb[$k] = str_pad(dechex($v), 2, "0", STR_PAD_LEFT);
3035  }
3036 
3037  return $rgb["r"].$rgb["g"].$rgb["b"];
3038  }
3039 
3043  static function _explodeRGB($a_rgb, $as_dec = false)
3044  {
3045  $r["r"] = substr($a_rgb, 0, 2);
3046  $r["g"] = substr($a_rgb, 2, 2);
3047  $r["b"] = substr($a_rgb, 4, 2);
3048 
3049  if ($as_dec)
3050  {
3051  $r["r"] = (int) hexdec($r["r"]);
3052  $r["g"] = (int) hexdec($r["g"]);
3053  $r["b"] = (int) hexdec($r["b"]);
3054  }
3055 
3056  return $r;
3057  }
3058 
3062  static function _RGBToHLS($a_rgb)
3063  {
3064  $r = $a_rgb["r"] / 255;
3065  $g = $a_rgb["g"] / 255;
3066  $b = $a_rgb["b"] / 255;
3067 
3068  // max / min
3069  $max = max($r,$g,$b);
3070  $min = min($r,$g,$b);
3071 
3072  //lightness
3073  $l = ($max + $min) / 2;
3074 
3075  if ($max == $min)
3076  {
3077  $s = 0;
3078  $h = 0;
3079  }
3080  else
3081  {
3082  if ($l < 0.5)
3083  {
3084  $s = ($max - $min) / ($max + $min);
3085  }
3086  else
3087  {
3088  $s = ($max - $min) / (2.0 - $max - $min);
3089  }
3090 
3091  if ($r == $max)
3092  {
3093  $h = ($g - $b) / ($max - $min);
3094  }
3095  else if ($g == $max)
3096  {
3097  $h = 2.0 + ($b - $r) / ($max - $min);
3098  }
3099  else if ($b == $max)
3100  {
3101  $h = 4.0 + ($r - $g) / ($max - $min);
3102  }
3103  }
3104 
3105  $hls["h"] = round(($h / 6) * 255);
3106  $hls["l"] = round($l * 255);
3107  $hls["s"] = round($s * 255);
3108 
3109  return $hls;
3110  }
3111 
3115  static function _HLSToRGB($a_hls)
3116  {
3117  $h = $a_hls["h"] / 255;
3118  $l = $a_hls["l"] / 255;
3119  $s = $a_hls["s"] / 255;
3120 
3121  $rgb["r"] = $rgb["g"] = $rgb["b"] = 0;
3122 
3123  // If S=0, define R, G, and B all to L
3124  if ($s == 0)
3125  {
3126  $rgb["r"] = $rgb["g"] = $rgb["b"] = $l;
3127  }
3128  else
3129  {
3130 
3131  if ($l < 0.5)
3132  {
3133  $temp2 = $l * (1.0 + $s);
3134  }
3135  else
3136  {
3137  $temp2 = $l + $s - $l * $s;
3138  }
3139 
3140  $temp1 = 2.0 * $l - $temp2;
3141 
3142 
3143  # For each of R, G, B, compute another temporary value, temp3, as follows:
3144  foreach ($rgb as $k => $v)
3145  {
3146  switch ($k)
3147  {
3148  case "r":
3149  $temp3 = $h + 1.0 / 3.0;
3150  break;
3151 
3152  case "g":
3153  $temp3 = $h;
3154  break;
3155 
3156  case "b":
3157  $temp3 = $h - 1.0/3.0;
3158  break;
3159  }
3160  if ($temp3 < 0)
3161  {
3162  $temp3 = $temp3 + 1.0;
3163  }
3164  if ($temp3 > 1)
3165  {
3166  $temp3 = $temp3 - 1.0;
3167  }
3168 
3169  if (6.0 * $temp3 < 1)
3170  {
3171  $rgb[$k] = $temp1 + ($temp2 - $temp1) * 6.0 * $temp3;
3172  }
3173  else if (2.0 * $temp3 < 1)
3174  {
3175  $rgb[$k] = $temp2;
3176  }
3177  else if (3.0 * $temp3 < 2)
3178  {
3179  $rgb[$k] = $temp1 + ($temp2 - $temp1) * ((2.0/3.0) - $temp3) * 6.0;
3180  }
3181  else
3182  {
3183  $rgb[$k] = $temp1;
3184  }
3185  }
3186  }
3187 
3188  $rgb["r"] = round($rgb["r"] * 255);
3189  $rgb["g"] = round($rgb["g"] * 255);
3190  $rgb["b"] = round($rgb["b"] * 255);
3191 
3192  return $rgb;
3193  }
3194 
3195  //
3196  // Media queries
3197  //
3198 
3202 
3206  function getMediaQueries()
3207  {
3208  global $ilDB;
3209 
3210  $set = $ilDB->query("SELECT * FROM sty_media_query WHERE ".
3211  "style_id = ".$ilDB->quote($this->getId(), "integer")." ".
3212  "ORDER BY order_nr");
3213 
3214  $mq = array();
3215  while ($rec = $ilDB->fetchAssoc($set))
3216  {
3217  $mq[] = $rec;
3218  }
3219 
3220  return $mq;
3221  }
3222 
3227  function addMediaQuery($a_mquery)
3228  {
3229  global $ilDB;
3230 
3231  $id = $ilDB->nextId("sty_media_query");
3232  $order_nr = $this->getMaxMQueryOrderNr() + 10;
3233 
3234  $ilDB->manipulate("INSERT INTO sty_media_query (id, style_id, mquery, order_nr)".
3235  " VALUES (".
3236  $ilDB->quote($id, "integer").",".
3237  $ilDB->quote($this->getId(), "integer").",".
3238  $ilDB->quote($a_mquery, "text").",".
3239  $ilDB->quote($order_nr, "integer").
3240  ")");
3241 
3242  return $id;
3243  }
3244 
3249  function getMaxMQueryOrderNr()
3250  {
3251  global $ilDB;
3252 
3253  $set = $ilDB->query("SELECT max(order_nr) mnr FROM sty_media_query ".
3254  " WHERE style_id = ".$ilDB->quote($this->getId(), "integer")
3255  );
3256  $rec = $ilDB->fetchAssoc($set);
3257 
3258  return (int) $rec["mnr"];
3259  }
3260 
3267  function updateMediaQuery($a_id, $a_mquery)
3268  {
3269  global $ilDB;
3270 
3271  $ilDB->manipulate("UPDATE sty_media_query SET ".
3272  " mquery = ".$ilDB->quote($a_mquery, "text").
3273  " WHERE id = ".$ilDB->quote($a_id, "integer")
3274  );
3275  }
3276 
3283  function getMediaQueryForId($a_id)
3284  {
3285  global $ilDB;
3286 
3287  $set = $ilDB->query("SELECT * FROM sty_media_query ".
3288  " WHERE id = ".$ilDB->quote($a_id, "integer")
3289  );
3290  return $ilDB->fetchAssoc($set);
3291  }
3292 
3298  function deleteMediaQuery($a_id)
3299  {
3300  global $ilDB;
3301 
3302  $ilDB->manipulate("DELETE FROM sty_media_query WHERE ".
3303  " style_id = ".$ilDB->quote($this->getId(), "integer").
3304  " AND id = ".$ilDB->quote($a_id, "integer")
3305  );
3306  $this->saveMediaQueryOrder();
3307  }
3308 
3314  function saveMediaQueryOrder($a_order_nr = null)
3315  {
3316  global $ilDB;
3317 
3318  $mqueries = $this->getMediaQueries();
3319  if (is_array ($a_order_nr))
3320  {
3321  foreach ($mqueries as $k => $mq)
3322  {
3323  $mqueries[$k]["order_nr"] = $a_order_nr[$mq["id"]];
3324  }
3325  $mqueries = ilUtil::sortArray($mqueries, "order_nr", "", true);
3326  }
3327  $cnt = 10;
3328  foreach ($mqueries as $mq)
3329  {
3330  $ilDB->manipulate("UPDATE sty_media_query SET ".
3331  " order_nr = ".$ilDB->quote($cnt, "integer").
3332  " WHERE id = ".$ilDB->quote($mq["id"], "integer")
3333  );
3334  $cnt+= 10;
3335  }
3336  }
3337 
3338 
3339  //
3340  // Table template management
3341  //
3342 
3346  function getTemplates($a_type)
3347  {
3348  global $ilDB;
3349 
3350  $set = $ilDB->query("SELECT * FROM style_template WHERE ".
3351  "style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
3352  "temp_type = ".$ilDB->quote($a_type, "text")." ".
3353  "ORDER BY name");
3354 
3355  $templates = array();
3356  while ($rec = $ilDB->fetchAssoc($set))
3357  {
3358  $rec["classes"] = $this->getTemplateClasses($rec["id"]);
3359  $templates[] = $rec;
3360  }
3361 
3362  return $templates;
3363  }
3364 
3368  function getTemplateClasses($a_tid)
3369  {
3370  global $ilDB;
3371  $set = $ilDB->query("SELECT * FROM style_template_class WHERE ".
3372  "template_id = ".$ilDB->quote($a_tid, "integer"));
3373 
3374  $class = array();
3375  while ($rec = $ilDB->fetchAssoc($set))
3376  {
3377  $key = $rec["class_type"];
3378  $class[$key] = $rec["class"];
3379  }
3380 
3381  return $class;
3382  }
3383 
3384 
3388  function addTemplate($a_type, $a_name, $a_classes)
3389  {
3390  global $ilDB;
3391 
3392  $tid = $ilDB->nextId("style_template");
3393  $ilDB->manipulate($q = "INSERT INTO style_template ".
3394  "(id, style_id, name, temp_type)".
3395  " VALUES (".
3396  $ilDB->quote($tid, "integer").",".
3397  $ilDB->quote($this->getId(), "integer").",".
3398  $ilDB->quote($a_name, "text").",".
3399  $ilDB->quote($a_type, "text").
3400  ")");
3401 
3402  foreach ($a_classes as $t => $c)
3403  {
3404  $ilDB->manipulate($q = "INSERT INTO style_template_class ".
3405  "(template_id, class_type, class)".
3406  " VALUES (".
3407  $ilDB->quote($tid, "integer").",".
3408  $ilDB->quote($t, "text").",".
3409  $ilDB->quote($c, "text").
3410  ")");
3411  }
3412 
3413  include_once("./Services/Style/classes/class.ilObjStyleSheetGUI.php");
3414  $this->writeTemplatePreview($tid,
3415  ilObjStyleSheetGUI::_getTemplatePreview($this, $a_type, $tid, true));
3416 
3417  return $tid;
3418  }
3419 
3423  function updateTemplate($a_t_id, $a_name, $a_classes)
3424  {
3425  global $ilDB;
3426 
3427  $ilDB->manipulate("UPDATE style_template SET ".
3428  "name = ".$ilDB->quote($a_name, "text").
3429  " WHERE id = ".$ilDB->quote($a_t_id, "integer"));
3430 
3431  $ilDB->manipulate("DELETE FROM style_template_class WHERE ".
3432  "template_id = ".$ilDB->quote($a_t_id, "integer")
3433  );
3434  foreach ($a_classes as $t => $c)
3435  {
3436  $ilDB->manipulate($q = "INSERT INTO style_template_class ".
3437  "(template_id, class_type, class)".
3438  " VALUES (".
3439  $ilDB->quote($a_t_id, "integer").",".
3440  $ilDB->quote($t, "text").",".
3441  $ilDB->quote($c, "text").
3442  ")");
3443  }
3444 
3445  }
3446 
3450  function templateExists($a_template_name)
3451  {
3452  global $ilDB;
3453 
3454  $set = $ilDB->query("SELECT * FROM style_template WHERE ".
3455  "style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
3456  "name = ".$ilDB->quote($a_template_name, "text"));
3457  if ($rec = $ilDB->fetchAssoc($set))
3458  {
3459  return true;
3460  }
3461  return false;
3462  }
3463 
3467  function getTemplate($a_t_id)
3468  {
3469  global $ilDB;
3470 
3471  $set = $ilDB->query("SELECT * FROM style_template WHERE ".
3472  "style_id = ".$ilDB->quote($this->getId(), "integer")." ".
3473  " AND id = ".$ilDB->quote($a_t_id, "integer"));
3474 
3475  if ($rec = $ilDB->fetchAssoc($set))
3476  {
3477  $rec["classes"] = $this->getTemplateClasses($rec["id"]);
3478 
3479  $template = $rec;
3480  return $template;
3481  }
3482  return array();
3483  }
3484 
3488  function lookupTemplateName($a_t_id)
3489  {
3490  global $ilDB;
3491 
3492  $set = $ilDB->query("SELECT name FROM style_template WHERE ".
3493  " id = ".$ilDB->quote($a_t_id, "integer"));
3494 
3495  if ($rec = $ilDB->fetchAssoc($set))
3496  {
3497  return $rec["name"];
3498  }
3499 
3500  return false;
3501  }
3502 
3506  function getTemplateXML()
3507  {
3508  global $ilDB;
3509 
3510  $tag = "<StyleTemplates>";
3511 
3512  $ttypes = array("table", "vaccordion", "haccordion");
3513 
3514  foreach ($ttypes as $ttype)
3515  {
3516  $ts = $this->getTemplates($ttype);
3517 
3518  foreach($ts as $t)
3519  {
3520  $atts = ilObjStyleSheet::_getTemplateClassTypes($ttype);
3521  /*$atts = array("table" => "TableClass",
3522  "caption" => "CaptionClass",
3523  "row_head" => "RowHeadClass",
3524  "row_foot" => "RowFootClass",
3525  "col_head" => "ColHeadClass",
3526  "col_foot" => "ColFootClass",
3527  "odd_row" => "OddRowClass",
3528  "even_row" => "EvenRowClass",
3529  "odd_col" => "OddColClass",
3530  "even_col" => "EvenColClass");*/
3531  $c = $t["classes"];
3532 
3533  $tag.= '<StyleTemplate Name="'.$t["name"].'">';
3534 
3535  foreach ($atts as $type => $t)
3536  {
3537  if ($c[$type] != "")
3538  {
3539  $tag.= '<StyleClass Type="'.$type.'" Value="'.$c[$type].'" />';
3540  }
3541  }
3542 
3543  $tag.= "</StyleTemplate>";
3544  }
3545  }
3546 
3547  $tag.= "</StyleTemplates>";
3548 
3549 //echo htmlentities($tag);
3550  return $tag;
3551  }
3552 
3556  function writeTemplatePreview($a_t_id, $a_preview_html)
3557  {
3558  global $ilDB;
3559  $a_preview_html = str_replace(' width=""', "", $a_preview_html);
3560  $a_preview_html = str_replace(' valign="top"', "", $a_preview_html);
3561  $a_preview_html = str_replace('<div class="ilc_text_block_TableContent">', "<div>", $a_preview_html);
3562 //echo "1-".strlen($a_preview_html)."-";
3563 //echo htmlentities($a_preview_html);
3564  if (strlen($a_preview_html) > 4000)
3565  {
3566 //echo "2";
3567  $a_preview_html = "";
3568  }
3569  $ilDB->manipulate("UPDATE style_template SET ".
3570  "preview = ".$ilDB->quote($a_preview_html, "text").
3571  " WHERE id = ".$ilDB->quote($a_t_id, "integer"));
3572  }
3573 
3577  function lookupTemplatePreview($a_t_id)
3578  {
3579  global $ilDB;
3580 
3581  $set = $ilDB->query("SELECT preview FROM style_template ".
3582  " WHERE id = ".$ilDB->quote($a_t_id, "integer"));
3583  if ($rec = $ilDB->fetchAssoc($set))
3584  {
3585  return $rec["preview"];
3586  }
3587 
3588  return "";
3589  }
3590 
3594  static function _lookupTemplateIdByName($a_style_id, $a_name)
3595  {
3596  global $ilDB;
3597 
3598  $set = $ilDB->query("SELECT id FROM style_template ".
3599  " WHERE style_id = ".$ilDB->quote($a_style_id, "integer").
3600  " AND name = ".$ilDB->quote($a_name, "text"));
3601  if ($rec = $ilDB->fetchAssoc($set))
3602  {
3603  return $rec["id"];
3604  }
3605 
3606  return false;
3607  }
3608 
3612  function removeTemplate($a_t_id)
3613  {
3614  global $ilDB;
3615 
3616  $ilDB->manipulate("DELETE FROM style_template WHERE ".
3617  " style_id = ".$ilDB->quote($this->getId(), "integer")." AND ".
3618  " id = ".$ilDB->quote($a_t_id, "integer"));
3619 
3620  $ilDB->manipulate("DELETE FROM style_template_class WHERE ".
3621  "template_id = ".$ilDB->quote($a_t_id, "integer")
3622  );
3623 
3624  }
3625 
3629  function writeStyleSetting($a_name, $a_value)
3630  {
3631  global $ilDB;
3632 
3633  $ilDB->manipulate("DELETE FROM style_setting WHERE ".
3634  " style_id = ".$ilDB->quote($this->getId(), "integer").
3635  " AND name = ".$ilDB->quote($a_name, "text")
3636  );
3637 
3638  $ilDB->manipulate("INSERT INTO style_setting ".
3639  "(style_id, name, value) VALUES (".
3640  $ilDB->quote($this->getId(), "integer").",".
3641  $ilDB->quote($a_name, "text").",".
3642  $ilDB->quote($a_value, "text").
3643  ")");
3644  }
3645 
3649  function lookupStyleSetting($a_name)
3650  {
3651  global $ilDB;
3652 
3653  $set = $ilDB->query("SELECT value FROM style_setting ".
3654  " WHERE style_id = ".$ilDB->quote($this->getId(), "integer").
3655  " AND name = ".$ilDB->quote($a_name, "text")
3656  );
3657  $rec = $ilDB->fetchAssoc($set);
3658 
3659  return $rec["value"];
3660  }
3661 
3665  static function writeStyleUsage($a_obj_id, $a_style_id)
3666  {
3667  global $ilDB;
3668 
3669  $ilDB->replace("style_usage", array(
3670  "obj_id" => array("integer", (int) $a_obj_id)),
3671  array(
3672  "style_id" => array("integer", (int) $a_style_id))
3673  );
3674  }
3675 
3679  static function lookupObjectStyle($a_obj_id)
3680  {
3681  global $ilDB;
3682 
3683  $set = $ilDB->query("SELECT style_id FROM style_usage ".
3684  " WHERE obj_id = ".$ilDB->quote($a_obj_id, "integer")
3685  );
3686  $rec = $ilDB->fetchAssoc($set);
3687 
3688  if (ilObject::_lookupType($rec["style_id"]) == "sty")
3689  {
3690  return (int) $rec["style_id"];
3691  }
3692 
3693  return 0;
3694  }
3695 
3696 
3697 }
3698 ?>