joomla-platform / libraries / joomla / installer / adapters / template.php

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Installer
 *
 * @copyright   Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

jimport('joomla.installer.extension');
jimport('joomla.base.adapterinstance');

/**
 * Template installer
 *
 * @package		Joomla.Platform
 * @subpackage	Installer
 * @since		11.1
 */
class JInstallerTemplate extends JAdapterInstance
{
	protected $name = null;
	protected $element = null;
	protected $route = 'install';

	/**
	 * Custom loadLanguage method
	 *
	 * @param	string	$path the path where to find language files
	 *
	 * @since	11.1
	 */
	public function loadLanguage($path=null)
	{
		$source = $this->parent->getPath('source');

		if (!$source) {
			$this->parent->setPath('source', ($this->parent->extension->client_id ? JPATH_ADMINISTRATOR : JPATH_SITE) . '/templates/'.$this->parent->extension->element);
		}

		$clientId = isset($this->parent->extension) ? $this->parent->extension->client_id : 0;
		$this->manifest = $this->parent->getManifest();
		$name = strtolower(JFilterInput::getInstance()->clean((string)$this->manifest->name, 'cmd'));
		$client = (string)$this->manifest->attributes()->client;

		// Load administrator language if not set.
		if (!$client) {
			$client = 'ADMINISTRATOR';
		}

		$extension = "tpl_$name";
		$lang = JFactory::getLanguage();
		$source = $path ? $path : ($this->parent->extension->client_id ? JPATH_ADMINISTRATOR : JPATH_SITE) . '/templates/'.$name;
			$lang->load($extension . '.sys', $source, null, false, false)
		||	$lang->load($extension . '.sys', constant('JPATH_'.strtoupper($client)), null, false, false)
		||	$lang->load($extension . '.sys', $source, $lang->getDefault(), false, false)
		||	$lang->load($extension . '.sys', constant('JPATH_'.strtoupper($client)), $lang->getDefault(), false, false);
	}

	/**
	 * Custom install method
	 *
	 * @return	boolean	True on success
	 * @since	11.1
	 */
	public function install()
	{
		$lang = JFactory::getLanguage();
		$xml = $this->parent->getManifest();

		// Get the client application target
		if ($cname = (string)$xml->attributes()->client) {
			// Attempt to map the client to a base path
			jimport('joomla.application.helper');
			$client = JApplicationHelper::getClientInfo($cname, true);
			if ($client === false) {
				$this->parent->abort(JText::sprintf('JLIB_INSTALLER_ABORT_TPL_INSTALL_UNKNOWN_CLIENT', $cname));
				return false;
			}
			$basePath = $client->path;
			$clientId = $client->id;
		}
		else {
			// No client attribute was found so we assume the site as the client
			$cname = 'site';
			$basePath = JPATH_SITE;
			$clientId = 0;
		}

		// Set the extension's name
		$name = JFilterInput::getInstance()->clean((string)$xml->name, 'cmd');

		$element = strtolower(str_replace(" ", "_", $name));
		$this->set('name', $name);
		$this->set('element',$element);

		$db = $this->parent->getDbo();
		$db->setQuery('SELECT extension_id FROM #__extensions WHERE type="template" AND element = "'. $element .'"');
		$id = $db->loadResult();

		// Set the template root path
		$this->parent->setPath('extension_root', $basePath.DS.'templates'.DS.$element);


		// if it's on the fs...
		if (file_exists($this->parent->getPath('extension_root')) && (!$this->parent->getOverwrite() || $this->parent->getUpgrade()))
		{
			$updateElement = $xml->update;
			// Upgrade manually set or
			// Update function available or
			// Update tag detected
			if ($this->parent->getUpgrade() || ($this->parent->manifestClass && method_exists($this->parent->manifestClass,'update')) || is_a($updateElement, 'JXMLElement'))
			{
				// Force this one
				$this->parent->setOverwrite(true);
				$this->parent->setUpgrade(true);
				if ($id) { // if there is a matching extension mark this as an update; semantics really
					$this->route = 'update';
				}
			}
			else if (!$this->parent->getOverwrite())
			{
				// Overwrite is not set
				// If we didn't have overwrite set, find an udpate function or find an update tag so let's call it safe
				$this->parent->abort(JText::sprintf('JLIB_INSTALLER_ABORT_PLG_INSTALL_DIRECTORY', JText::_('JLIB_INSTALLER_'.$this->route), $this->parent->getPath('extension_root')));
				return false;
			}
		}

		/*
		 * If the template directory already exists, then we will assume that the template is already
		 * installed or another template is using that directory.
		 */
		if (file_exists($this->parent->getPath('extension_root')) && !$this->parent->getOverwrite()) {
			JError::raiseWarning(100, JText::sprintf('JLIB_INSTALLER_ABORT_TPL_INSTALL_ANOTHER_TEMPLATE_USING_DIRECTORY', $this->parent->getPath('extension_root')));
			return false;
		}

		// If the template directory does not exist, let's create it
		$created = false;
		if (!file_exists($this->parent->getPath('extension_root'))) {
			if (!$created = JFolder::create($this->parent->getPath('extension_root'))) {
				$this->parent->abort(JText::sprintf('JLIB_INSTALLER_ABORT_TPL_INSTALL_FAILED_CREATE_DIRECTORY', $this->parent->getPath('extension_root')));

				return false;
			}
		}

		// If we created the template directory and will want to remove it if we have to roll back
		// the installation, let's add it to the installation step stack
		if ($created) {
			$this->parent->pushStep(array ('type' => 'folder', 'path' => $this->parent->getPath('extension_root')));
		}

		// Copy all the necessary files
		if ($this->parent->parseFiles($xml->files, -1) === false) {
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		if ($this->parent->parseFiles($xml->images, -1) === false) {
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		if ($this->parent->parseFiles($xml->css, -1) === false) {
			// Install failed, rollback changes
			$this->parent->abort();

			return false;
		}

		// Parse optional tags
		$this->parent->parseMedia($xml->media);
		$this->parent->parseLanguages($xml->languages, $clientId);

		// Get the template description
		$this->parent->set('message', JText::_((string)$xml->description));

		// Lastly, we will copy the manifest file to its appropriate place.
		if (!$this->parent->copyManifest(-1)) {
			// Install failed, rollback changes
			$this->parent->abort(JText::_('JLIB_INSTALLER_ABORT_TPL_INSTALL_COPY_SETUP'));

			return false;
		}

		 // Extension Registration

		$row = JTable::getInstance('extension');

		if($this->route == 'update' && $id)
		{
			$row->load($id);
		}
		else
		{
			$row->type = 'template';
			$row->element = $this->get('element');
			// There is no folder for templates
			$row->folder = ''; 
			$row->enabled = 1;
			$row->protected = 0;
			$row->access = 1;
			$row->client_id = $clientId;
			$row->params = $this->parent->getParams();
			$row->custom_data = ''; // custom data
		}
		$row->name = $this->get('name'); // name might change in an update
		$row->manifest_cache = $this->parent->generateManifestCache();

		if (!$row->store()) {
			// Install failed, roll back changes
			$this->parent->abort(JText::sprintf('JLIB_INSTALLER_ABORT_TPL_INSTALL_ROLLBACK', $db->stderr(true)));

			return false;
		}

		if($this->route == 'install')
		{
			//insert record in #__template_styles
			$query = $db->getQuery(true);
			$query->insert('#__template_styles');
			$query->set('template='.$db->Quote($row->element));
			$query->set('client_id='.$db->Quote($clientId));
			$query->set('home=0');
			$debug = $lang->setDebug(false);
			$query->set('title='.$db->Quote(JText::sprintf('JLIB_INSTALLER_DEFAULT_STYLE', JText::_($this->get('name')))));
			$lang->setDebug($debug);
			$query->set('params='.$db->Quote($row->params));
			$db->setQuery($query);
			// There is a chance this could fail but we don't care...
			$db->query(); 
		}

		return $row->get('extension_id');
	}

	/**
	 * Custom update method for components
	 *
	 * @return	boolean	True on success
	 * @since	11.1
	 */
	public function update()
	{
		return $this->install();
	}

	/**
	 * Custom uninstall method
	 *
	 * @param	int		$id		The extension ID
	 *
	 * @return	boolean	True on success
	 * @since	11.1
	 */
	public function uninstall($id)
	{
		// Initialise variables.
		$retval	= true;

		// First order of business will be to load the template object table from the database.
		// This should give us the necessary information to proceed.
		$row = JTable::getInstance('extension');

		if (!$row->load((int) $id) || !strlen($row->element)) {
			JError::raiseWarning(100, JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_ERRORUNKOWNEXTENSION'));
			return false;
		}

		// Is the template we are trying to uninstall a core one?
		// Because that is not a good idea...
		if ($row->protected) {
			JError::raiseWarning(100, JText::sprintf('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_WARNCORETEMPLATE', $row->name));
			return false;
		}

		$name = $row->element;
		$clientId = $row->client_id;

		// For a template the id will be the template name which represents the subfolder of the templates folder that the template resides in.
		if (!$name) {
			JError::raiseWarning(100, JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_TEMPLATE_ID_EMPTY'));

			return false;
		}

		// Deny remove default template
		$db = $this->parent->getDbo();
		$query = 'SELECT COUNT(*) FROM #__template_styles'.
				' WHERE home = 1 AND template = '.$db->Quote($name);
		$db->setQuery($query);

		if ($db->loadResult() != 0) {
			JError::raiseWarning(100, JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_TEMPLATE_DEFAULT'));

			return false;
		}

		// Get the template root path
		$client = JApplicationHelper::getClientInfo($clientId);

		if (!$client) {
			JError::raiseWarning(100, JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_INVALID_CLIENT'));
			return false;
		}

		$this->parent->setPath('extension_root', $client->path.DS.'templates'.DS.strtolower($name));
		$this->parent->setPath('source', $this->parent->getPath('extension_root'));

		// We do findManifest to avoid problem when uninstalling a list of extensions: getManifest cache its manifest file
		$this->parent->findManifest();
		$manifest = $this->parent->getManifest();
		if (!($manifest instanceof JXMLElement)) {
			// Kill the extension entry
			$row->delete($row->extension_id);
			unset($row);
			// Make sure we delete the folders
			JFolder::delete($this->parent->getPath('extension_root'));
			JError::raiseWarning(100, JTEXT::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_INVALID_NOTFOUND_MANIFEST'));

			return false;
		}

		// Remove files
		$this->parent->removeFiles($manifest->media);
		$this->parent->removeFiles($manifest->languages, $clientId);

		// Delete the template directory
		if (JFolder::exists($this->parent->getPath('extension_root'))) {
			$retval = JFolder::delete($this->parent->getPath('extension_root'));
		}
		else {
			JError::raiseWarning(100, JText::_('JLIB_INSTALLER_ERROR_TPL_UNINSTALL_TEMPLATE_DIRECTORY'));
			$retval = false;
		}

		// Set menu that assigned to the template back to default template
		$query = 'UPDATE #__menu INNER JOIN #__template_styles'.
				' ON #__template_styles.id = #__menu.template_style_id'.
				' SET #__menu.template_style_id = 0'.
				' WHERE #__template_styles.template = '.$db->Quote(strtolower($name)).
				' AND #__template_styles.client_id = '.$db->Quote($clientId);
		$db->setQuery($query);
		$db->Query();

		$query = 'DELETE FROM #__template_styles'.
				' WHERE template = '.$db->Quote($name).
				' AND client_id = '.$db->Quote($clientId);
		$db->setQuery($query);
		$db->Query();

		$row->delete($row->extension_id);
		unset($row);

		return $retval;
	}

	/**
	 * Discover existing but uninstalled templates
	 *
	 * @return Array JExtensionTable list
	 */
	function discover()
	{
		$results = Array();
		$site_list = JFolder::folders(JPATH_SITE.DS.'templates');
		$admin_list = JFolder::folders(JPATH_ADMINISTRATOR.DS.'templates');
		$site_info = JApplicationHelper::getClientInfo('site', true);
		$admin_info = JApplicationHelper::getClientInfo('administrator', true);

		foreach ($site_list as $template)
		{
			if ($template == 'system') {
				continue;
				// Ignore special system template
			}
			$manifest_details = JApplicationHelper::parseXMLInstallFile(JPATH_SITE."/templates/$template/templateDetails.xml");
			$extension = JTable::getInstance('extension');
			$extension->set('type', 'template');
			$extension->set('client_id', $site_info->id);
			$extension->set('element', $template);
			$extension->set('name', $template);
			$extension->set('state', -1);
			$extension->set('manifest_cache', json_encode($manifest_details));
			$results[] = $extension;
		}

		foreach ($admin_list as $template)
		{
			if ($template == 'system') {
				continue;
				// Ignore special system template
			}

			$manifest_details = JApplicationHelper::parseXMLInstallFile(JPATH_ADMINISTRATOR."/templates/$template/templateDetails.xml");
			$extension = JTable::getInstance('extension');
			$extension->set('type', 'template');
			$extension->set('client_id', $admin_info->id);
			$extension->set('element', $template);
			$extension->set('name', $template);
			$extension->set('state', -1);
			$extension->set('manifest_cache', json_encode($manifest_details));
			$results[] = $extension;
		}

		return $results;
	}

	/**
	 * Discover_install
	 * Perform an install for a discovered extension
	 * 
	 * @return boolean
	 * @since 11.1
	 */
	function discover_install()
	{
		// Templates are one of the easiest
		// If its not in the extensions table we just add it
		$client = JApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path.DS.'templates'.DS.$this->parent->extension->element.DS.'templateDetails.xml';
		$this->parent->manifest = $this->parent->isManifest($manifestPath);
		$description = (string)$this->parent->manifest->description;

		if ($description) {
			$this->parent->set('message', JText::_($description));
		}
		else {
			$this->parent->set('message', '');
		}

		$this->parent->setPath('manifest', $manifestPath);
		$manifest_details = JApplicationHelper::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache = json_encode($manifest_details);
		$this->parent->extension->state = 0;
		$this->parent->extension->name = $manifest_details['name'];
		$this->parent->extension->enabled = 1;

		$data = new JObject();

		foreach ($manifest_details as $key => $value)
		{
			$data->set($key, $value);
		}

		$this->parent->extension->params = $this->parent->getParams();

		if ($this->parent->extension->store()) {
			//insert record in #__template_styles
			$db = $this->parent->getDbo();
			$query = $db->getQuery(true);
			$query->insert('#__template_styles');
			$query->set('template='.$db->Quote($this->parent->extension->name));
			$query->set('client_id='.$db->Quote($this->parent->extension->client_id));
			$query->set('home=0');
			$query->set('title='.$db->Quote(JText::sprintf('JLIB_INSTALLER_DEFAULT_STYLE', $this->parent->extension->name)));
			$query->set('params='.$db->Quote($this->parent->extension->params));
			$db->setQuery($query);
			$db->query();

			return $this->parent->extension->get('extension_id');
		}
		else {
			JError::raiseWarning(101, JText::_('JLIB_INSTALLER_ERROR_TPL_DISCOVER_STORE_DETAILS'));

			return false;
		}
	}


	/**
	 * Refreshes the extension table cache
	 * @return  boolean result of operation, true if updated, false on failure
	 * @since	11.1
	 */
	public function refreshManifestCache()
	{
		// Need to find to find where the XML file is since we don't store this normally.
		$client = JApplicationHelper::getClientInfo($this->parent->extension->client_id);
		$manifestPath = $client->path.DS.'templates'. DS.$this->parent->extension->element.DS.'templateDetails.xml';
		$this->parent->manifest = $this->parent->isManifest($manifestPath);
		$this->parent->setPath('manifest', $manifestPath);

		$manifest_details = JApplicationHelper::parseXMLInstallFile($this->parent->getPath('manifest'));
		$this->parent->extension->manifest_cache = json_encode($manifest_details);
		$this->parent->extension->name = $manifest_details['name'];

		try {
			return $this->parent->extension->store();
		}
		catch(JException $e) {
			JError::raiseWarning(101, JText::_('JLIB_INSTALLER_ERROR_TPL_REFRESH_MANIFEST_CACHE'));
			return false;
		}
	}
}
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.