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Public Member Functions
ilImageMapEditorGUI Class Reference
Services/MediaObjects

User interface class for map editor. More...

+ Inheritance diagram for ilImageMapEditorGUI:
+ Collaboration diagram for ilImageMapEditorGUI:

Public Member Functions

 __construct ($a_media_object)
 Constructor.
 executeCommand ()
 Execute current command.
 editMapAreas ()
 Show map areas.
 getImageMapTableHTML ()
 Get table HTML.
 handleMapParameters ()
 handle parameter during map area editing (storing to session)
 showImageMap ()
 show image map
 updateAreas ()
 Update map areas.
 addRectangle ()
 Add a new rectangle.
 addCircle ()
 Add a new circle.
 addPolygon ()
 Add a new polygon.
 clearSessionVars ()
 Clear Session Vars.
 addArea ($a_handle=true)
 Handle adding new area process.
 editMapArea ($a_get_next_coordinate=false, $a_output_new_area=false, $a_save_form=false, $a_edit_property="", $a_area_nr=0)
 Edit a single map area.
 makeMapWorkCopy ($a_edit_property="", $a_area_nr=0, $a_output_new_area=false, $a_area_type="", $a_coords="")
 Make work file for editing.
 getImageMapOutput ($a_map_edit_mode="")
 Render the image map.
 getAliasXML ()
 getMapAreaLinkString ($a_target, $a_type, $a_frame)
 Get text name of internal link.
 editImagemapForward ()
 Get image map coordinates.
 _recoverParameters ()
 Recover parameters from session variables (static)
 saveArea ()
 Save new or updated map area.
 setInternalLink ()
 Set internal link.
 setLink ($a_handle=true)
 Set link.
 getLinkTypeOfArea ($a_nr)
 Get Link Type of Area.
 getTypeOfArea ($a_nr)
 Get Type of Area (only internal link)
 getTargetOfArea ($a_nr)
 Get Target of Area (only internal link)
 getTargetFrameOfArea ($a_nr)
 Get TargetFrame of Area (only internal link)
 getHrefOfArea ($a_nr)
 Get Href of Area (only external link)
 deleteAreas ()
 Delete map areas.
 editLink ()
 Edit existing link.
 editShapeRectangle ()
 Edit an existing shape (make it a rectangle)
 editShapeCircle ()
 Edit an existing shape (make it a circle)
 editShapePolygon ()
 Edit an existing shape (make it a polygon)
 setShape ($a_handle=true)
 edit shape of existing map area

Detailed Description

User interface class for map editor.

Author
Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e
Version
$Id$

ilImageMapEditorGUI: ilInternalLinkGUI

Definition at line 14 of file class.ilImageMapEditorGUI.php.

Constructor & Destructor Documentation

ilImageMapEditorGUI::__construct (   $a_media_object)

Constructor.

Definition at line 19 of file class.ilImageMapEditorGUI.php.

{
$this->media_object = $a_media_object;
}

Member Function Documentation

ilImageMapEditorGUI::_recoverParameters ( )

Recover parameters from session variables (static)

Definition at line 569 of file class.ilImageMapEditorGUI.php.

References $_GET, and $_SESSION.

Referenced by editImagemapForward(), and ilInternalLinkGUI\showLinkHelp().

{
$_GET["ref_id"] = $_SESSION["il_map_edit_ref_id"];
$_GET["obj_id"] = $_SESSION["il_map_edit_obj_id"];
$_GET["hier_id"] = $_SESSION["il_map_edit_hier_id"];
$_GET["pc_id"] = $_SESSION["il_map_edit_pc_id"];
}

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ilImageMapEditorGUI::addArea (   $a_handle = true)

Handle adding new area process.

Definition at line 201 of file class.ilImageMapEditorGUI.php.

References $_SESSION, ilMapArea\countCoords(), editMapArea(), and handleMapParameters().

Referenced by addCircle(), addPolygon(), addRectangle(), and setInternalLink().

{
// handle map parameters
if($a_handle)
{
$this->handleMapParameters();
}
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
include_once("./Services/MediaObjects/classes/class.ilMapArea.php");
$cnt_coords = ilMapArea::countCoords($coords);
// decide what to do next
switch ($area_type)
{
// Rectangle
case "Rect" :
if ($cnt_coords < 2)
{
$html = $this->editMapArea(true, false, false);
return $html;
}
else if ($cnt_coords == 2)
{
return $this->editMapArea(false, true, true);
}
break;
// Circle
case "Circle":
if ($cnt_coords <= 1)
{
return $this->editMapArea(true, false, false);
}
else
{
if ($cnt_coords == 2)
{
$c = explode(",",$coords);
$coords = $c[0].",".$c[1].","; // determine radius
$coords .= round(sqrt(pow(abs($c[3]-$c[1]),2)+pow(abs($c[2]-$c[0]),2)));
}
$_SESSION["il_map_edit_coords"] = $coords;
return $this->editMapArea(false, true, true);
}
break;
// Polygon
case "Poly":
if ($cnt_coords < 1)
{
return $this->editMapArea(true, false, false);
}
else if ($cnt_coords < 3)
{
return $this->editMapArea(true, true, false);
}
else
{
return $this->editMapArea(true, true, true);
}
break;
}
}

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ilImageMapEditorGUI::addCircle ( )

Add a new circle.

Definition at line 165 of file class.ilImageMapEditorGUI.php.

References $_SESSION, addArea(), and clearSessionVars().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Circle";
return $this->addArea(false);
}

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ilImageMapEditorGUI::addPolygon ( )

Add a new polygon.

Definition at line 175 of file class.ilImageMapEditorGUI.php.

References $_SESSION, addArea(), and clearSessionVars().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Poly";
return $this->addArea(false);
}

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ilImageMapEditorGUI::addRectangle ( )

Add a new rectangle.

Definition at line 155 of file class.ilImageMapEditorGUI.php.

References $_SESSION, addArea(), and clearSessionVars().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Rect";
return $this->addArea(false);
}

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ilImageMapEditorGUI::clearSessionVars ( )

Clear Session Vars.

Definition at line 185 of file class.ilImageMapEditorGUI.php.

References $_SESSION.

Referenced by addCircle(), addPolygon(), addRectangle(), editShapeCircle(), editShapePolygon(), and editShapeRectangle().

{
$_SESSION["il_map_area_nr"] = "";
$_SESSION["il_map_edit_coords"] = "";
$_SESSION["il_map_edit_mode"] = "";
$_SESSION["il_map_el_href"] = "";
$_SESSION["il_map_il_type"] = "";
$_SESSION["il_map_il_ltype"] = "";
$_SESSION["il_map_il_target"] = "";
$_SESSION["il_map_il_targetframe"] = "";
$_SESSION["il_map_edit_area_type"] = "";
}

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ilImageMapEditorGUI::deleteAreas ( )

Delete map areas.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 784 of file class.ilImageMapEditorGUI.php.

References $_POST, $ilCtrl, $lng, ilMapArea\_getMaxNr(), ilUtil\sendFailure(), and ilUtil\sendSuccess().

{
global $ilCtrl, $lng;
if (!isset($_POST["area"]))
{
ilUtil::sendFailure($lng->txt("no_checkbox"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
if (count($_POST["area"]) > 0)
{
$i = 0;
foreach ($_POST["area"] as $area_nr)
{
$st_item->deleteMapArea($area_nr - $i);
$i++;
}
$this->media_object->update();
ilUtil::sendSuccess($lng->txt("cont_areas_deleted"), true);
}
$ilCtrl->redirect($this, "editMapAreas");
}

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ilImageMapEditorGUI::editImagemapForward ( )

Get image map coordinates.

Definition at line 550 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, _recoverParameters(), and ilUtil\redirect().

{
ilImageMapEditorGUI::_recoverParameters();
if ($_SESSION["il_map_edit_coords"] != "")
{
$_SESSION["il_map_edit_coords"] .= ",";
}
$_SESSION["il_map_edit_coords"] .= $_POST["editImagemapForward_x"].",".
$_POST["editImagemapForward_y"];
// call editing script
ilUtil::redirect($_SESSION["il_map_edit_target_script"]);
}

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ilImageMapEditorGUI::editLink ( )

Edit existing link.

Definition at line 817 of file class.ilImageMapEditorGUI.php.

References $_SESSION, and setLink().

{
$_SESSION["il_map_edit_coords"] = "";
$_SESSION["il_map_edit_mode"] = "";
$_SESSION["il_map_el_href"] = "";
$_SESSION["il_map_il_type"] = "";
$_SESSION["il_map_il_ltype"] = "";
$_SESSION["il_map_il_target"] = "";
$_SESSION["il_map_il_targetframe"] = "";
$_SESSION["il_map_area_nr"] = "";
return $this->setLink(false);
}

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ilImageMapEditorGUI::editMapArea (   $a_get_next_coordinate = false,
  $a_output_new_area = false,
  $a_save_form = false,
  $a_edit_property = "",
  $a_area_nr = 0 
)

Edit a single map area.

Parameters
boolean$a_get_next_coordinateenable next coordinate input
boolean$a_output_new_areaoutput the new area
boolean$a_save_fromoutput save form
string$a_edit_property"" | "link" | "shape"

Definition at line 277 of file class.ilImageMapEditorGUI.php.

References $_SESSION, $ilCtrl, $lng, ilMapArea\countCoords(), getImageMapOutput(), getMapAreaLinkString(), and makeMapWorkCopy().

Referenced by addArea(), setLink(), and setShape().

{
global $ilCtrl, $lng;
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
include_once("./Services/MediaObjects/classes/class.ilMapArea.php");
$cnt_coords = ilMapArea::countCoords($coords);
$this->tpl = new ilTemplate("tpl.map_edit.html", true, true, "Services/MediaObjects");
$this->tpl->setVariable("FORMACTION", $ilCtrl->getFormAction($this));
$this->tpl->setVariable("TXT_IMAGEMAP", $lng->txt("cont_imagemap"));
$this->tpl->setCurrentBlock("instruction");
if ($a_edit_property != "link")
{
switch ($area_type)
{
// rectangle
case "Rect" :
if ($cnt_coords == 0)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_tl_corner"));
}
if ($cnt_coords == 1)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_br_corner"));
}
break;
// circle
case "Circle" :
if ($cnt_coords == 0)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_center"));
}
if ($cnt_coords == 1)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_circle"));
}
break;
// polygon
case "Poly" :
if ($cnt_coords == 0)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_starting_point"));
}
else if ($cnt_coords < 3)
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_next_point"));
}
else
{
$this->tpl->setVariable("INSTRUCTION", $lng->txt("cont_click_next_or_save"));
}
break;
}
}
$this->tpl->parseCurrentBlock();
$this->tpl->setCurrentBlock("adm_content");
// map properties input fields (name and link)
if ($a_save_form)
{
if ($a_edit_property != "link" && $a_edit_property != "shape")
{
$this->tpl->setCurrentBlock("edit_name");
$this->tpl->setVariable("VAR_NAME2", "area_name");
$this->tpl->setVariable("TXT_NAME2", $lng->txt("cont_name"));
$this->tpl->parseCurrentBlock();
}
if ($a_edit_property != "shape")
{
$this->tpl->setCurrentBlock("edit_link");
$this->tpl->setVariable("TXT_LINK_EXT", $lng->txt("cont_link_ext"));
$this->tpl->setVariable("TXT_LINK_INT", $lng->txt("cont_link_int"));
if ($_SESSION["il_map_el_href"] != "")
{
$this->tpl->setVariable("VAL_LINK_EXT", $_SESSION["il_map_el_href"]);
}
else
{
$this->tpl->setVariable("VAL_LINK_EXT", "http://");
}
$this->tpl->setVariable("VAR_LINK_EXT", "area_link_ext");
$this->tpl->setVariable("VAR_LINK_TYPE", "area_link_type");
if ($_SESSION["il_map_il_ltype"] != "int")
{
$this->tpl->setVariable("EXT_CHECKED", "checked=\"1\"");
}
else
{
$this->tpl->setVariable("INT_CHECKED", "checked=\"1\"");
}
// internal link
$link_str = "";
if($_SESSION["il_map_il_target"] != "")
{
$link_str = $this->getMapAreaLinkString($_SESSION["il_map_il_target"],
$_SESSION["il_map_il_type"], $_SESSION["il_map_il_targetframe"]);
$this->tpl->setVariable("VAL_LINK_INT", $link_str);
}
// internal link list
$ilCtrl->setParameter($this, "linkmode", "map");
$this->tpl->setVariable("LINK_ILINK",
$ilCtrl->getLinkTargetByClass("ilInternalLinkGUI", "showLinkHelp",
array("ilObjMediaObjectGUI"), true));
$this->tpl->setVariable("TXT_ILINK", "[".$lng->txt("cont_get_link")."]");
$this->tpl->parseCurrentBlock();
}
$this->tpl->setCurrentBlock("new_area");
$this->tpl->setVariable("TXT_SAVE", $lng->txt("save"));
$this->tpl->setVariable("BTN_SAVE", "saveArea");
if ($a_edit_property == "")
{
$this->tpl->setVariable("TXT_NEW_AREA", $lng->txt("cont_new_area"));
}
else
{
$this->tpl->setVariable("TXT_NEW_AREA", $lng->txt("cont_edit_area"));
}
$this->tpl->parseCurrentBlock();
}
$this->makeMapWorkCopy($a_edit_property, $a_area_nr,
$a_output_new_area, $area_type, $coords);
$edit_mode = ($a_get_next_coordinate)
? "get_coords"
: "";
$output = $this->getImageMapOutput($edit_mode);
$this->tpl->setVariable("IMAGE_MAP", $output);
return $this->tpl->get();
}

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ilImageMapEditorGUI::editMapAreas ( )

Show map areas.

Definition at line 64 of file class.ilImageMapEditorGUI.php.

References $_SESSION, $ilCtrl, $lng, getImageMapOutput(), getImageMapTableHTML(), handleMapParameters(), and makeMapWorkCopy().

{
global $ilCtrl, $lng;
$_SESSION["il_map_edit_target_script"] = $ilCtrl->getLinkTarget($this, "addArea");
$this->handleMapParameters();
$this->tpl = new ilTemplate("tpl.map_edit.html", true, true, "Services/MediaObjects");
$this->tpl->setVariable("FORMACTION", $ilCtrl->getFormAction($this));
$this->tpl->setVariable("TXT_IMAGEMAP", $lng->txt("cont_imagemap"));
// create/update imagemap work copy
$this->makeMapWorkCopy();
$output = $this->getImageMapOutput();
$this->tpl->setVariable("IMAGE_MAP", $output);
$this->tpl->setVariable("MAP_AREA_TABLE", $this->getImageMapTableHTML());
return $this->tpl->get();
}

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ilImageMapEditorGUI::editShapeCircle ( )

Edit an existing shape (make it a circle)

Definition at line 843 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Circle";
return $this->setShape(false);
}

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ilImageMapEditorGUI::editShapePolygon ( )

Edit an existing shape (make it a polygon)

Definition at line 853 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Poly";
return $this->setShape(false);
}

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ilImageMapEditorGUI::editShapeRectangle ( )

Edit an existing shape (make it a rectangle)

Definition at line 833 of file class.ilImageMapEditorGUI.php.

References $_SESSION, clearSessionVars(), and setShape().

{
$this->clearSessionVars();
$_SESSION["il_map_edit_area_type"] = "Rect";
return $this->setShape(false);
}

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ilImageMapEditorGUI::executeCommand ( )

Execute current command.

Definition at line 27 of file class.ilImageMapEditorGUI.php.

References $_POST, $cmd, $ilCtrl, and $ret.

{
global $ilCtrl;
$next_class = $ilCtrl->getNextClass($this);
$cmd = $ilCtrl->getCmd();
switch($next_class)
{
case "ilinternallinkgui":
require_once("./Modules/LearningModule/classes/class.ilInternalLinkGUI.php");
$link_gui = new ilInternalLinkGUI("Media_Media", 0);
$link_gui->setMode("link");
$link_gui->setSetLinkTargetScript(
$ilCtrl->getLinkTarget($this,
"setInternalLink"));
$link_gui->filterLinkType("Media");
$ret = $ilCtrl->forwardCommand($link_gui);
break;
default:
if (isset($_POST["editImagemapForward"]) ||
isset($_POST["editImagemapForward_x"]) ||
isset($_POST["editImagemapForward_y"]))
{
$cmd = "editImagemapForward";
}
$ret = $this->$cmd();
break;
}
return $ret;
}
ilImageMapEditorGUI::getAliasXML ( )

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 483 of file class.ilImageMapEditorGUI.php.

References IL_MODE_ALIAS.

Referenced by getImageMapOutput().

{
return $this->media_object->getXML(IL_MODE_ALIAS);
}

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ilImageMapEditorGUI::getHrefOfArea (   $a_nr)

Get Href of Area (only external link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 774 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getHref();
}

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ilImageMapEditorGUI::getImageMapOutput (   $a_map_edit_mode = "")

Render the image map.

Definition at line 451 of file class.ilImageMapEditorGUI.php.

References $_GET, $ilCtrl, $params, getAliasXML(), ilUtil\getWebspaceDir(), IL_MODE_OUTPUT, xslt_create(), xslt_error(), xslt_free(), and xslt_process().

Referenced by editMapArea(), and editMapAreas().

{
global $ilCtrl;
$st_item = $this->media_object->getMediaItem("Standard");
// output image map
$xml = "<dummy>";
$xml.= $this->getAliasXML();
$xml.= $this->media_object->getXML(IL_MODE_OUTPUT);
$xml.="</dummy>";
$xsl = file_get_contents("./Services/COPage/xsl/page.xsl");
$args = array( '/_xml' => $xml, '/_xsl' => $xsl );
$xh = xslt_create();
$wb_path = ilUtil::getWebspaceDir("output");
$mode = "media";
//echo htmlentities($ilCtrl->getLinkTarget($this, "showImageMap"));
$params = array ('map_edit_mode' => $a_map_edit_mode,
'map_item' => $st_item->getId(),
'mode' => $mode,
'image_map_link' => $ilCtrl->getLinkTarget($this, "showImageMap"),
'link_params' => "ref_id=".$_GET["ref_id"]."&rand=".rand(1,999999),
'ref_id' => $_GET["ref_id"],
'pg_frame' => "",
'webspace_path' => $wb_path);
$output = xslt_process($xh,"arg:/_xml","arg:/_xsl",NULL,$args, $params);
echo xslt_error($xh);
xslt_free($xh);
return $output;
}

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ilImageMapEditorGUI::getImageMapTableHTML ( )

Get table HTML.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 90 of file class.ilImageMapEditorGUI.php.

Referenced by editMapAreas().

{
include_once("./Services/MediaObjects/classes/class.ilImageMapTableGUI.php");
$image_map_table = new ilImageMapTableGUI($this, "editMapAreas", $this->media_object);
return $image_map_table->getHTML();
}

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ilImageMapEditorGUI::getLinkTypeOfArea (   $a_nr)

Get Link Type of Area.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 734 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getLinkType();
}

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ilImageMapEditorGUI::getMapAreaLinkString (   $a_target,
  $a_type,
  $a_frame 
)

Get text name of internal link.

Parameters
string$a_targettarget object link id
string$a_typetype
string$a_frametarget frame

private

Definition at line 497 of file class.ilImageMapEditorGUI.php.

References $lng, $title, ilObject\_lookupObjId(), ilLMObject\_lookupTitle(), and ilObject\_lookupTitle().

Referenced by editMapArea().

{
global $lng;
$t_arr = explode("_", $a_target);
if ($a_frame != "")
{
$frame_str = " (".$a_frame." Frame)";
}
switch($a_type)
{
case "StructureObject":
require_once("./Modules/LearningModule/classes/class.ilLMObject.php");
$title = ilLMObject::_lookupTitle($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("chapter").
": ".$title." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "PageObject":
require_once("./Modules/LearningModule/classes/class.ilLMObject.php");
$title = ilLMObject::_lookupTitle($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("page").
": ".$title." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "GlossaryItem":
require_once("./Modules/Glossary/classes/class.ilGlossaryTerm.php");
$term =& new ilGlossaryTerm($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("term").
": ".$term->getTerm()." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "MediaObject":
require_once("./Services/MediaObjects/classes/class.ilObjMediaObject.php");
$mob =& new ilObjMediaObject($t_arr[count($t_arr) - 1]);
$link_str = $lng->txt("mob").
": ".$mob->getTitle()." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
case "RepositoryItem":
$title = ilObject::_lookupTitle(
ilObject::_lookupObjId($t_arr[count($t_arr) - 1]));
$link_str = $lng->txt("obj_".$t_arr[count($t_arr) - 2]).
": ".$title." [".$t_arr[count($t_arr) - 1]."]".$frame_str;
break;
}
return $link_str;
}

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ilImageMapEditorGUI::getTargetFrameOfArea (   $a_nr)

Get TargetFrame of Area (only internal link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 764 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getTargetFrame();
}

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ilImageMapEditorGUI::getTargetOfArea (   $a_nr)

Get Target of Area (only internal link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 754 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getTarget();
}

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ilImageMapEditorGUI::getTypeOfArea (   $a_nr)

Get Type of Area (only internal link)

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 744 of file class.ilImageMapEditorGUI.php.

Referenced by setLink().

{
$st_item = $this->media_object->getMediaItem("Standard");
$area = $st_item->getMapArea($a_nr);
return $area->getType();
}

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ilImageMapEditorGUI::handleMapParameters ( )

handle parameter during map area editing (storing to session)

Definition at line 100 of file class.ilImageMapEditorGUI.php.

References $_GET, and $_SESSION.

Referenced by addArea(), editMapAreas(), setLink(), and setShape().

{
if($_GET["ref_id"] != "")
{
$_SESSION["il_map_edit_ref_id"] = $_GET["ref_id"];
}
if($_GET["obj_id"] != "")
{
$_SESSION["il_map_edit_obj_id"] = $_GET["obj_id"];
}
if($_GET["hier_id"] != "")
{
$_SESSION["il_map_edit_hier_id"] = $_GET["hier_id"];
}
if($_GET["pc_id"] != "")
{
$_SESSION["il_map_edit_pc_id"] = $_GET["pc_id"];
}
}

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ilImageMapEditorGUI::makeMapWorkCopy (   $a_edit_property = "",
  $a_area_nr = 0,
  $a_output_new_area = false,
  $a_area_type = "",
  $a_coords = "" 
)

Make work file for editing.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 427 of file class.ilImageMapEditorGUI.php.

Referenced by editMapArea(), and editMapAreas().

{
// create/update imagemap work copy
$st_item = $this->media_object->getMediaItem("Standard");
if ($a_edit_property == "shape")
{
$st_item->makeMapWorkCopy($a_area_nr, true); // exclude area currently being edited
}
else
{
$st_item->makeMapWorkCopy($a_area_nr, false);
}
if ($a_output_new_area)
{
$st_item->addAreaToMapWorkCopy($a_area_type, $a_coords);
}
}

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ilImageMapEditorGUI::saveArea ( )

Save new or updated map area.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 580 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $ilCtrl, $lng, ilMapArea\_getMaxNr(), IL_EXT_LINK, IL_INT_LINK, ilUtil\sendSuccess(), ilMapArea\setLinkType(), ilMapArea\setShape(), and ilUtil\stripSlashes().

Referenced by setShape().

{
global $lng, $ilCtrl;
switch ($_SESSION["il_map_edit_mode"])
{
// save edited link
case "edit_link":
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
$area = new ilMapArea($st_item->getId(), $_SESSION["il_map_area_nr"]);
if ($_POST["area_link_type"] == IL_INT_LINK)
{
$area->setLinkType(IL_INT_LINK);
$area->setType($_SESSION["il_map_il_type"]);
$area->setTarget($_SESSION["il_map_il_target"]);
$area->setTargetFrame($_SESSION["il_map_il_targetframe"]);
}
else
{
$area->setLinkType(IL_EXT_LINK);
$area->setHref(ilUtil::stripSlashes($_POST["area_link_ext"]));
}
$area->update();
break;
// save edited shape
case "edit_shape":
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
$area =& new ilMapArea($st_item->getId(), $_SESSION["il_map_area_nr"]);
$area->setShape($_SESSION["il_map_edit_area_type"]);
$area->setCoords($_SESSION["il_map_edit_coords"]);
$area->update();
break;
// save new area
default:
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
$st_item = $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
// make new area object
$area = new ilMapArea();
$area->setItemId($st_item->getId());
$area->setShape($area_type);
$area->setCoords($coords);
$area->setNr($max + 1);
$area->setTitle(ilUtil::stripSlashes($_POST["area_name"]));
switch($_POST["area_link_type"])
{
case "ext":
$area->setLinkType(IL_EXT_LINK);
$area->setHref($_POST["area_link_ext"]);
break;
case "int":
$area->setLinkType(IL_INT_LINK);
$area->setType($_SESSION["il_map_il_type"]);
$area->setTarget($_SESSION["il_map_il_target"]);
$area->setTargetFrame($_SESSION["il_map_il_targetframe"]);
break;
}
// put area into item and update media object
$st_item->addMapArea($area);
$this->media_object->update();
break;
}
//$this->initMapParameters();
ilUtil::sendSuccess($lng->txt("cont_saved_map_area"), true);
$ilCtrl->redirect($this, "editMapAreas");
}

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ilImageMapEditorGUI::setInternalLink ( )

Set internal link.

Definition at line 662 of file class.ilImageMapEditorGUI.php.

References $_GET, $_SESSION, addArea(), and setLink().

{
$_SESSION["il_map_il_type"] = $_GET["linktype"];
$_SESSION["il_map_il_ltype"] = "int";
$_SESSION["il_map_il_target"] = $_GET["linktarget"];
$_SESSION["il_map_il_targetframe"] = $_GET["linktargetframe"];
switch ($_SESSION["il_map_edit_mode"])
{
case "edit_link":
return $this->setLink();
break;
default:
return $this->addArea();
break;
}
}

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ilImageMapEditorGUI::setLink (   $a_handle = true)

Set link.

Definition at line 684 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $ilCtrl, $lng, editMapArea(), getHrefOfArea(), getLinkTypeOfArea(), getTargetFrameOfArea(), getTargetOfArea(), getTypeOfArea(), handleMapParameters(), IL_INT_LINK, and ilUtil\sendFailure().

Referenced by editLink(), and setInternalLink().

{
global $lng, $ilCtrl;
if($a_handle)
{
$this->handleMapParameters();
}
if ($_SESSION["il_map_area_nr"] != "")
{
$_POST["area"][0] = $_SESSION["il_map_area_nr"];
}
if (!isset($_POST["area"]))
{
ilUtil::sendFailure($lng->txt("no_checkbox"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if (count($_POST["area"]) > 1)
{
//$this->ilias->raiseError($this->lng->txt("cont_select_max_one_item"),$this->ilias->error_obj->MESSAGE);
ilUtil::sendFailure($lng->txt("cont_select_max_one_item"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if ($_SESSION["il_map_edit_mode"] != "edit_link")
{
$_SESSION["il_map_area_nr"] = $_POST["area"][0];
$_SESSION["il_map_il_ltype"] = $this->getLinkTypeOfArea($_POST["area"][0]);
$_SESSION["il_map_edit_mode"] = "edit_link";
$_SESSION["il_map_edit_target_script"] = $ilCtrl->getLinkTarget($this, "setLink");
if ($_SESSION["il_map_il_ltype"] == IL_INT_LINK)
{
$_SESSION["il_map_il_type"] = $this->getTypeOfArea($_POST["area"][0]);
$_SESSION["il_map_il_target"] = $this->getTargetOfArea($_POST["area"][0]);
$_SESSION["il_map_il_targetframe"] = $this->getTargetFrameOfArea($_POST["area"][0]);
}
else
{
$_SESSION["il_map_el_href"] = $this->getHrefOfArea($_POST["area"][0]);
}
}
return $this->editMapArea(false, false, true, "link", $_POST["area"][0]);
}

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ilImageMapEditorGUI::setShape (   $a_handle = true)

edit shape of existing map area

Definition at line 863 of file class.ilImageMapEditorGUI.php.

References $_POST, $_SESSION, $ilCtrl, $lng, ilMapArea\countCoords(), editMapArea(), handleMapParameters(), saveArea(), and ilUtil\sendFailure().

Referenced by editShapeCircle(), editShapePolygon(), and editShapeRectangle().

{
global $lng, $ilCtrl;
if($a_handle)
{
$this->handleMapParameters();
}
if($_POST["areatype2"] != "")
{
$_SESSION["il_map_edit_area_type"] = $_POST["areatype2"];
}
if ($_SESSION["il_map_area_nr"] != "")
{
$_POST["area"][0] = $_SESSION["il_map_area_nr"];
}
if (!isset($_POST["area"]))
{
ilUtil::sendFailure($lng->txt("no_checkbox"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if (count($_POST["area"]) > 1)
{
ilUtil::sendFailure($lng->txt("cont_select_max_one_item"), true);
$ilCtrl->redirect($this, "editMapAreas");
}
if ($_SESSION["il_map_edit_mode"] != "edit_shape")
{
$_SESSION["il_map_area_nr"] = $_POST["area"][0];
$_SESSION["il_map_edit_mode"] = "edit_shape";
$_SESSION["il_map_edit_target_script"] = $ilCtrl->getLinkTarget($this, "setShape");
}
$area_type = $_SESSION["il_map_edit_area_type"];
$coords = $_SESSION["il_map_edit_coords"];
$cnt_coords = ilMapArea::countCoords($coords);
// decide what to do next
switch ($area_type)
{
// Rectangle
case "Rect" :
if ($cnt_coords < 2)
{
return $this->editMapArea(true, false, false, "shape", $_POST["area"][0]);
}
else if ($cnt_coords == 2)
{
return $this->saveArea();
}
break;
// Circle
case "Circle":
if ($cnt_coords <= 1)
{
return $this->editMapArea(true, false, false, "shape", $_POST["area"][0]);
}
else
{
if ($cnt_coords == 2)
{
$c = explode(",",$coords);
$coords = $c[0].",".$c[1].","; // determine radius
$coords .= round(sqrt(pow(abs($c[3]-$c[1]),2)+pow(abs($c[2]-$c[0]),2)));
}
$_SESSION["il_map_edit_coords"] = $coords;
return $this->saveArea();
}
break;
// Polygon
case "Poly":
if ($cnt_coords < 1)
{
return $this->editMapArea(true, false, false, "shape", $_POST["area"][0]);
}
else if ($cnt_coords < 3)
{
return $this->editMapArea(true, true, false, "shape", $_POST["area"][0]);
}
else
{
return $this->editMapArea(true, true, true, "shape", $_POST["area"][0]);
}
break;
}
}

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ilImageMapEditorGUI::showImageMap ( )

show image map

Definition at line 126 of file class.ilImageMapEditorGUI.php.

References $_GET.

{
$item =& new ilMediaItem($_GET["item_id"]);
$item->outputMapWorkCopy();
}
ilImageMapEditorGUI::updateAreas ( )

Update map areas.

Reimplemented in ilPCImageMapEditorGUI.

Definition at line 135 of file class.ilImageMapEditorGUI.php.

References $_POST, $ilCtrl, $lng, ilMapArea\_getMaxNr(), ilUtil\sendSuccess(), ilMapArea\setTitle(), and ilUtil\stripSlashes().

{
global $lng, $ilCtrl;
$st_item =& $this->media_object->getMediaItem("Standard");
$max = ilMapArea::_getMaxNr($st_item->getId());
for ($i=1; $i<=$max; $i++)
{
$area =& new ilMapArea($st_item->getId(), $i);
$area->setTitle(ilUtil::stripSlashes($_POST["name_".$i]));
$area->update();
}
ilUtil::sendSuccess($lng->txt("cont_saved_map_data"), true);
$ilCtrl->redirect($this, "editMapAreas");
}

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The documentation for this class was generated from the following file: