3 * Deal with image delivery and HTML replacement of image links in body text.
5 * $str = Pman_Core_Images::replaceImg($str); // < use with HTML
9 * Deliver image /file etc..
13 * args: ontable request
14 * ontable (req) tablename.
17 * as (serve as a type) = eg. ?as=audio/mpeg
20 * as :(serve as a type) = eg. mimetype.
22 * Images/{ID}/fullname.xxxx
24 * (valid thumbs 200, 400)...?
25 * Images/Thumb/200/{ID}/fullname.xxxx
26 * Images/Download/{ID}/fullname.xxxx
31 * Used to be in Base... now in core..
34 * view permission should be required on the underlying object...
37 require_once 'Pman.php';
38 class Pman_Core_Images extends Pman
42 parent::getAuth(); // load company!
44 $au = $this->getAuthUser();
46 // die("Access denied");
48 $this->authUser = $au;
53 var $as_mimetype = false;
54 var $method = 'inline';
56 function get($s) // determin what to serve!!!!
58 $this->as_mimetype = empty($_REQUEST['as']) ? '' : $_REQUEST['as'];
60 $bits= explode('/', $s);
62 // var_dump($bits);die('in');
63 // without id as first part...
64 if (!empty($bits[0]) && $bits[0] == 'Thumb') {
66 $this->as_mimetype = 'image/jpeg';
67 $this->size = empty($bits[1]) ? '0x0' : $bits[1];
68 $id = empty($bits[2]) ? 0 : $bits[2];
70 } else if (!empty($bits[0]) && $bits[0] == 'Download') {
71 $this->method = 'attachment';
72 $id = empty($bits[1]) ? 0 : $bits[1];
74 } else if (!empty($bits[1]) && $bits[1] == 'Thumb') { // with id as first part.
76 $this->as_mimetype = 'image/jpeg';
77 $this->size = empty($bits[2]) ? '0x0' : $bits[2];
78 $id = empty($bits[3]) ? 0 : $bits[3];
80 } else if (!empty($bits[0]) && $bits[0] == 'events') {
82 $this->downloadEvent($bits);
84 die ("unknown file?");
87 $id = empty($bits[0]) ? 0 : $bits[0];
90 if (strpos($id,':') > 0) { // id format tablename:id:-imgtype
91 $onbits = explode(':', $id);
92 if ((count($onbits) < 2) || empty($onbits[1]) || !is_numeric($onbits[1]) || !strlen($onbits[0])) {
95 //DB_DataObject::debugLevel(1);
96 $img = DB_DataObject::factory('Images');
97 $img->ontable = $onbits[0];
98 $img->onid = $onbits[1];
99 if (empty($_REQUEST['anytype'])) {
100 $img->whereAdd("mimetype like 'image/%'");
103 if (isset($onbits[2])) {
104 $img->imgtype = $onbits[2];
107 if (!$img->find(true)) {
108 header('Location: ' . $this->rootURL . '/Pman/templates/images/file-broken.png?reason=' .
109 urlencode("no images for that item: " . htmlspecialchars($id)));
118 // depreciated - should use ontable:onid:type here...
119 if (!empty($_REQUEST['ontable'])) {
121 //DB_DataObjecT::debugLevel(1);
122 $img = DB_DataObjecT::factory('Images');
123 $img->setFrom($_REQUEST);
124 // use imgtype now...
125 // if (!empty($_REQUEST['query']['filename'])){
126 // $img->whereAdd("filename LIKE '". $img->escape($_REQUEST['query']['filename']).".%'");
131 if (!$img->find(true)) {
132 header('Location: ' . $this->rootURL . '/Pman/templates/images/file-broken.png?reason='.
133 urlencode("No file exists"));
141 $img = DB_DataObjecT::factory('Images');
143 if (!$id || !$img->get($id)) {
145 header('Location: ' . $this->rootURL . '/Pman/templates/images/file-broken.png?reason=' .
146 urlencode("image has been removed or deleted."));
157 if (!$this->authUser) {
158 $this->jerr("image conversion only allowed by registered users");
160 // converts a posted string (eg.svg)
161 // into another type..
162 if (empty($_REQUEST['as'])) {
163 $this->jerr("missing target type");
165 if (empty($_REQUEST['mimetype'])) {
166 $this->jerr("missing mimetype");
168 if (empty($_REQUEST['data'])) {
169 $this->jerr("missing data");
173 $this->as_mimetype = $_REQUEST['as'];
174 $this->mimetype = $_REQUEST['mimetype'];
175 require_once 'File/MimeType.php';
176 $y = new File_MimeType();
177 $src_ext = $y->toExt( $this->mimetype );
180 $tmp = $this->tempName($src_ext);
181 file_put_contents($tmp, $_REQUEST['data']);
183 require_once 'File/Convert.php';
184 $cv = new File_Convert($tmp, $this->mimetype);
188 empty($_REQUEST['width']) ? 0 : $_REQUEST['width'],
189 empty($_REQUEST['height']) ? 0 : $_REQUEST['height']
191 if (!empty($_REQUEST['as_data'])) {
192 $this->jok(base64_encode(file_get_contents($fn)));
195 $cv->serve('attachment');
206 $this->sessionState(0); // turn off session... - locking...
208 require_once 'File/Convert.php';
209 if (!file_exists($img->getStoreName())) {
210 // print_r($img);exit;
211 header('Location: ' . $this->rootURL . '/Pman/templates/images/file-broken.png?reason=' .
212 urlencode("Original file was missing : " . $img->getStoreName()));
215 // print_r($img);exit;
216 $x = $img->toFileConvert();
217 if (empty($this->as_mimetype)) {
218 $this->as_mimetype = $img->mimetype;
221 $x->convert( $this->as_mimetype);
222 $x->serve($this->method);
225 //echo "SKALING? $this->size";
226 // acutally if we generated the image, then we do not need to validate the size..
230 // if the mimetype is not converted..
231 // then the filename should be original.{size}.jpeg
232 $fn = $img->getStoreName() . '.'. $this->size . '.jpeg'; // thumbs are currenly all jpeg.!???
234 if (!file_exists($fn)) {
235 $fn = $img->getStoreName() . '.'. $this->size . '.'. $img->fileExt();
236 // if it's an image, convert into the same type for thumbnail..
237 if (preg_match('#^image/#', $img->mimetype)) {
238 $this->as_mimetype = $img->mimetype;
242 if (!file_exists($fn)) {
244 $this->validateSize();
247 $x->convert( $this->as_mimetype, $this->size);
255 function validateSize()
258 if ($this->authUser && $this->authUser->company_id && $this->authUser->company()->comptype=='OWNER') {
262 // DEFAULT allowed - override with $cfg['sizes'];
273 '300x100', // logo on login.
277 // this should be configurable...
278 $ff = HTML_FlexyFramework::get();
279 $cfg = isset($ff->Pman_Images) ? $ff->Pman_Images :
280 (isset($ff->Pman_Core_Images) ? $ff->Pman_Core_Images : array());
284 if (!empty($cfg['sizes'])) {
285 $sizes = array_merge($sizes , $cfg['sizes']);
289 if (!in_array($this->size, $sizes)) {
290 die("invalid scale - ".$this->size);
296 * The idea of this code was to replace urls for images when you have an admin
297 * and a distribution page. with different urls.
299 * it may be usefull later if things like embedded images in emails. but
300 * I think it's proably better not to use this.
302 * The key problem being how to determine if we are replacing 'our' images or some external one..
308 static function replaceImageURLS($html)
311 $ff = HTML_FlexyFramework::get();
312 if (!isset($ff->Pman_Images['public_baseURL'])) {
315 //var_dump($ff->Pman_Images['public_baseURL']);
316 $baseURL = $ff->Pman_Images['public_baseURL'];
318 preg_match_all('/<img\s+[^>]+>/i',$html, $result);
320 $matches = array_unique($result[0]);
321 foreach($matches as $img) {
323 preg_match_all('/(width|height|src)="([^"]*)"/i',$img, $imatch);
327 foreach($imatch[1] as $i=>$key) {
328 $attr[$key] = $imatch[2][$i];
330 if (!isset($attr['src']) || 0 !== strpos($attr['src'], $baseURL)) {
333 $html = self::replaceImgUrl($html, $baseURL, $img, $attr, 'src' );
337 preg_match_all('/<a\s+[^>]+>/i',$html, $result);
339 $matches = array_unique($result[0]);
340 foreach($matches as $img) {
342 preg_match_all('/(href)="([^"]*)"/i',$img, $imatch);
346 foreach($imatch[1] as $i=>$key) {
347 $attr[$key] = $imatch[2][$i];
349 if (!isset($attr['href']) || 0 !== strpos($attr['href'], $baseURL)) {
352 $html = self::replaceImgUrl($html, $baseURL, $img, $attr, 'href' );
357 static function replaceImgUrl($html, $baseURL, $tag, $attr, $attr_name)
361 // see if it's an image url..
362 // Images/{ID}/fullname.xxxx
363 // Images/Thumb/200/{ID}/fullname.xxxx
364 // Images/Download/{ID}/fullname.xxxx
366 $attr_url = $attr[$attr_name];
368 if(!preg_match('#/(Images|Images/Thumb/[a-z0-9]+|Images/Download)/([0-9]+)/(.*)$#', $attr_url, $umatch)) {
372 $img = DB_DataObject::factory('Images');
373 if (!$img->get($id)) {
376 $type = explode('/', $umatch[1]);
379 if (count($type) > 2 && $type[1] == 'Thumb') {
380 $thumbsize = $type[2];
381 $provider = '/Images/Thumb';
383 $provider = '/'.$umatch[1];
386 if (!empty($attr['width']) || !empty($attr['height']) )
388 // no support for %...
390 (empty($attr['width']) ? '0' : $attr['width'] * 1) .
392 (empty($attr['height']) ? '0' : $attr['height'] * 1);
393 $provider = '/Images/Thumb';
397 if ($thumbsize !== -1) {
399 // need to regenerate it..
401 $type = array('Images', 'Thumb', $thumbsize);
403 $fc = $img->toFileConvert();
404 // make sure it's available..
405 $fc->convert($img->mimetype, $thumbsize);
409 $provider = $provider == 'Images/Thumb' ? 'Images' : $provider;
413 // finally replace the original TAG with the new version..
415 $new_tag = str_replace(
416 $attr_name. '="'. $attr_url . '"',
417 $attr_name .'="'. htmlspecialchars($img->URL($thumbsize, $provider, $baseURL)) . '"',
422 return str_replace($tag, $new_tag, $html);