ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
Static Public Member Functions
ilExternalMediaAnalyzer Class Reference
Services/MediaObjects

Analyzes external media locations and extracts important information into parameter field. More...

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Static Public Member Functions

static isYouTube ($a_location)
 Identify YouTube links. More...
 
static extractYouTubeParameters ($a_location)
 Extract YouTube Parameter. More...
 
static isFlickr ($a_location)
 Identify Flickr links. More...
 
static extractFlickrParameters ($a_location)
 Extract Flickr Parameter. More...
 
static isGoogleVideo ($a_location)
 Identify GoogleVideo links. More...
 
static extractGoogleVideoParameters ($a_location)
 Extract GoogleVideo Parameter. More...
 
static isVimeo ($a_location)
 Identify Vimeo links. More...
 
static extractVimeoParameters ($a_location)
 Extract Vimeo Parameter. More...
 
static isGoogleDocument ($a_location)
 Identify Google Document links. More...
 
static extractGoogleDocumentParameters ($a_location)
 Extract GoogleDocument Parameter. More...
 
static extractUrlParameters ($a_location, $a_parameter)
 Extract URL information to parameter array. More...
 

Detailed Description

Analyzes external media locations and extracts important information into parameter field.

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

Definition at line 33 of file class.ilExternalMediaAnalyzer.php.

Member Function Documentation

◆ extractFlickrParameters()

static ilExternalMediaAnalyzer::extractFlickrParameters (   $a_location)
static

Extract Flickr Parameter.

Definition at line 86 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters().

87  {
88  $par = array();
89  $pos1 = strpos($a_location, "flickr.com/photos/");
90  $pos2 = strpos($a_location, "/", $pos1+18);
91  if ($pos1 > 0)
92  {
93  $len = ($pos2 > 0)
94  ? $pos2
95  : $a_location;
96  $par["user_id"] = substr($a_location, $pos1+18, $len - ($pos1+18));
97  }
98 
99  // tags
100  $pos1 = strpos($a_location, "/tags/");
101  $pos2 = strpos($a_location, "/", $pos1+6);
102  if ($pos1 > 0)
103  {
104  $len = ($pos2 > 0)
105  ? $pos2
106  : strlen($a_location);
107  $par["tags"] = substr($a_location, $pos1+6, $len - ($pos1+6));
108  }
109 
110  // sets
111  $pos1 = strpos($a_location, "/sets/");
112  $pos2 = strpos($a_location, "/", $pos1+6);
113  if ($pos1 > 0)
114  {
115  $len = ($pos2 > 0)
116  ? $pos2
117  : $a_location;
118  $par["sets"] = substr($a_location, $pos1+6, $len - ($pos1+6));
119  }
120 
121  return $par;
122  }
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◆ extractGoogleDocumentParameters()

static ilExternalMediaAnalyzer::extractGoogleDocumentParameters (   $a_location)
static

Extract GoogleDocument Parameter.

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

Referenced by extractUrlParameters().

202  {
203  $par = array();
204  $pos1 = strpos($a_location, "id=");
205  $pos2 = strpos($a_location, "&", $pos1 + 3);
206  if ($pos1 > 0)
207  {
208  $len = ($pos2 > 0)
209  ? $pos2
210  : strlen($a_location);
211  $par["docid"] = substr($a_location, $pos1+3, $len - ($pos1+3));
212  }
213  $pos1 = strpos($a_location, "docID=");
214  $pos2 = strpos($a_location, "&", $pos1 + 6);
215  if ($pos1 > 0)
216  {
217  $len = ($pos2 > 0)
218  ? $pos2
219  : strlen($a_location);
220  $par["docid"] = substr($a_location, $pos1+6, $len - ($pos1+6));
221  }
222  if (strpos($a_location, "Presentation?") > 0)
223  {
224  $par["type"] = "Presentation";
225  }
226  if (strpos($a_location, "View?") > 0)
227  {
228  $par["type"] = "Document";
229  }
230 
231  return $par;
232  }
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◆ extractGoogleVideoParameters()

static ilExternalMediaAnalyzer::extractGoogleVideoParameters (   $a_location)
static

Extract GoogleVideo Parameter.

Definition at line 139 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters().

140  {
141  $par = array();
142  $pos1 = strpos($a_location, "docid=");
143  $pos2 = strpos($a_location, "&", $pos1 + 6);
144  if ($pos1 > 0)
145  {
146  $len = ($pos2 > 0)
147  ? $pos2
148  : strlen($a_location);
149  $par["docid"] = substr($a_location, $pos1+6, $len - ($pos1+6));
150  }
151 
152  return $par;
153  }
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◆ extractUrlParameters()

static ilExternalMediaAnalyzer::extractUrlParameters (   $a_location,
  $a_parameter 
)
static

Extract URL information to parameter array.

Definition at line 237 of file class.ilExternalMediaAnalyzer.php.

References extractFlickrParameters(), extractGoogleDocumentParameters(), extractGoogleVideoParameters(), extractYouTubeParameters(), isFlickr(), isGoogleDocument(), isGoogleVideo(), and isYouTube().

Referenced by ilMediaItem\extractUrlParameters().

238  {
239  if (!is_array($a_parameter))
240  {
241  $a_parameter = array();
242  }
243 
244  $ext_par = array();
245 
246  // YouTube
247  if (ilExternalMediaAnalyzer::isYouTube($a_location))
248  {
249  $ext_par = ilExternalMediaAnalyzer::extractYouTubeParameters($a_location);
250  $a_parameter = array();
251  }
252 
253  // Flickr
254  if (ilExternalMediaAnalyzer::isFlickr($a_location))
255  {
256  $ext_par = ilExternalMediaAnalyzer::extractFlickrParameters($a_location);
257  $a_parameter = array();
258  }
259 
260  // GoogleVideo
261  if (ilExternalMediaAnalyzer::isGoogleVideo($a_location))
262  {
263  $ext_par = ilExternalMediaAnalyzer::extractGoogleVideoParameters($a_location);
264  $a_parameter = array();
265  }
266 
267  // GoogleDocs
268  if (ilExternalMediaAnalyzer::isGoogleDocument($a_location))
269  {
270  $ext_par = ilExternalMediaAnalyzer::extractGoogleDocumentParameters($a_location);
271  $a_parameter = array();
272  }
273 
274  foreach($ext_par as $name => $value)
275  {
276  $a_parameter[$name] = $value;
277  }
278 
279  return $a_parameter;
280  }
ilExternalMediaAnalyzer\isYouTube
static isYouTube($a_location)
Identify YouTube links.
Definition: class.ilExternalMediaAnalyzer.php:38
ilExternalMediaAnalyzer\isGoogleVideo
static isGoogleVideo($a_location)
Identify GoogleVideo links.
Definition: class.ilExternalMediaAnalyzer.php:127
ilExternalMediaAnalyzer\extractGoogleDocumentParameters
static extractGoogleDocumentParameters($a_location)
Extract GoogleDocument Parameter.
Definition: class.ilExternalMediaAnalyzer.php:201
ilExternalMediaAnalyzer\isFlickr
static isFlickr($a_location)
Identify Flickr links.
Definition: class.ilExternalMediaAnalyzer.php:74
ilExternalMediaAnalyzer\extractGoogleVideoParameters
static extractGoogleVideoParameters($a_location)
Extract GoogleVideo Parameter.
Definition: class.ilExternalMediaAnalyzer.php:139
ilExternalMediaAnalyzer\extractFlickrParameters
static extractFlickrParameters($a_location)
Extract Flickr Parameter.
Definition: class.ilExternalMediaAnalyzer.php:86
ilExternalMediaAnalyzer\extractYouTubeParameters
static extractYouTubeParameters($a_location)
Extract YouTube Parameter.
Definition: class.ilExternalMediaAnalyzer.php:51
ilExternalMediaAnalyzer\isGoogleDocument
static isGoogleDocument($a_location)
Identify Google Document links.
Definition: class.ilExternalMediaAnalyzer.php:189
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◆ extractVimeoParameters()

static ilExternalMediaAnalyzer::extractVimeoParameters (   $a_location)
static

Extract Vimeo Parameter.

Definition at line 170 of file class.ilExternalMediaAnalyzer.php.

Referenced by ilMediaPlayerGUI\getMp3PlayerHtml().

171  {
172  $par = array();
173  $pos1 = strpos($a_location, "vimeo.com/");
174  $pos2 = strpos($a_location, "&", $pos1 + 10);
175  if ($pos1 > 0)
176  {
177  $len = ($pos2 > 0)
178  ? $pos2
179  : strlen($a_location);
180  $par["id"] = substr($a_location, $pos1+10, $len - ($pos1+10));
181  }
182 
183  return $par;
184  }
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◆ extractYouTubeParameters()

static ilExternalMediaAnalyzer::extractYouTubeParameters (   $a_location)
static

Extract YouTube Parameter.

Definition at line 51 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters(), and ilMediaPlayerGUI\getMp3PlayerHtml().

52  {
53  $par = array();
54  $pos1 = strpos($a_location, "v=");
55  $pos2 = strpos($a_location, "&", $pos1);
56  if ($pos1 > 0)
57  {
58  $len = ($pos2 > 0)
59  ? $pos2
60  : strlen($a_location);
61  $par["v"] = substr($a_location, $pos1+2, $len - ($pos1+2));
62  }
63  else if (strpos($a_location, "youtu.be") > 0)
64  {
65  //$par["v"] = substr($a_location, strrpos($a_location, "/") + 1);
66  }
67 
68  return $par;
69  }
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◆ isFlickr()

static ilExternalMediaAnalyzer::isFlickr (   $a_location)
static

Identify Flickr links.

Definition at line 74 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters().

75  {
76  if (strpos($a_location, "flickr.com") > 0)
77  {
78  return true;
79  }
80  return false;
81  }
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◆ isGoogleDocument()

static ilExternalMediaAnalyzer::isGoogleDocument (   $a_location)
static

Identify Google Document links.

Definition at line 189 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters().

190  {
191  if (strpos($a_location, "docs.google") > 0)
192  {
193  return true;
194  }
195  return false;
196  }
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◆ isGoogleVideo()

static ilExternalMediaAnalyzer::isGoogleVideo (   $a_location)
static

Identify GoogleVideo links.

Definition at line 127 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters().

128  {
129  if (strpos($a_location, "video.google") > 0)
130  {
131  return true;
132  }
133  return false;
134  }
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◆ isVimeo()

static ilExternalMediaAnalyzer::isVimeo (   $a_location)
static

Identify Vimeo links.

Definition at line 158 of file class.ilExternalMediaAnalyzer.php.

Referenced by ilMediaPlayerGUI\getMp3PlayerHtml().

159  {
160  if (strpos($a_location, "vimeo.com") > 0)
161  {
162  return true;
163  }
164  return false;
165  }
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◆ isYouTube()

static ilExternalMediaAnalyzer::isYouTube (   $a_location)
static

Identify YouTube links.

Definition at line 38 of file class.ilExternalMediaAnalyzer.php.

Referenced by extractUrlParameters(), and ilMediaPlayerGUI\getMp3PlayerHtml().

39  {
40  if (strpos($a_location, "youtube.com") > 0 ||
41  strpos($a_location, "youtu.be") > 0)
42  {
43  return true;
44  }
45  return false;
46  }
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The documentation for this class was generated from the following file: