Layout_Undelete - Version 1.0

Version Notes

Tested with Magento 1.4.2.

Download this release

Release Info

Developer Magento Core Team
Extension Layout_Undelete
Version 1.0
Comparing to
See all releases


Version 1.0

app/code/local/Alanstormdotcom/Unremove/Model/Observer.php ADDED
@@ -0,0 +1,76 @@
1
+ <?php
2
+ /**
3
+ Copyright (c) 2011 Alan Storm
4
+
5
+ Permission is hereby granted, free of charge, to any person obtaining a copy
6
+ of this software and associated documentation files (the "Software"), to deal
7
+ in the Software without restriction, including without limitation the rights
8
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9
+ copies of the Software, and to permit persons to whom the Software is
10
+ furnished to do so, subject to the following conditions:
11
+
12
+ The above copyright notice and this permission notice shall be included in
13
+ all copies or substantial portions of the Software.
14
+
15
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21
+ THE SOFTWARE.
22
+ */
23
+ class Alanstormdotcom_Unremove_Model_Observer
24
+ {
25
+ const ROOTNODE = 'root';
26
+ public function unremoveUpdate($observer)
27
+ {
28
+ $layout = $observer->getLayout();
29
+ $update = $observer->getLayout()->getUpdate();
30
+ $original_updates = $update->asArray();
31
+ $update->resetUpdates();
32
+ foreach($original_updates as $s_xml_update)
33
+ {
34
+ $s_xml_update = $this->_processUnremoveNodes($s_xml_update);
35
+ $update->addUpdate($s_xml_update);
36
+ }
37
+ }
38
+
39
+ protected function _processUnremoveNodes($string)
40
+ {
41
+ $o_xml_update = $this->_getSimplexmlFromFragment($string);
42
+ $to_unremove = $this->_getUnremoveNames($o_xml_update);
43
+ $nodes = $o_xml_update->xpath('//remove');
44
+ foreach($nodes as $node)
45
+ {
46
+ if(in_array($node['name'], $to_unremove))
47
+ {
48
+ unset($node['name']);
49
+ }
50
+ }
51
+
52
+ $s_xml = '';
53
+ foreach($o_xml_update->children() as $node)
54
+ {
55
+ $s_xml .= $node->asXml();
56
+ }
57
+ return $s_xml;
58
+
59
+ }
60
+
61
+ protected function _getUnremoveNames($xml)
62
+ {
63
+ $nodes = $xml->xpath('//x-unremove');
64
+ $unremove = array();
65
+ foreach($nodes as $node)
66
+ {
67
+ $unremove[] = (string) $node['name'];
68
+ }
69
+ return $unremove;
70
+ }
71
+
72
+ protected function _getSimplexmlFromFragment($fragment)
73
+ {
74
+ return simplexml_load_string('<'.self::ROOTNODE.'>'.$fragment.'</'.self::ROOTNODE.'>');
75
+ }
76
+ }
app/code/local/Alanstormdotcom/Unremove/etc/config.xml ADDED
@@ -0,0 +1,51 @@
1
+ <?xml version="1.0" encoding="UTF-8"?>
2
+ <!--
3
+ Copyright (c) 2011 Alan Storm
4
+
5
+ Permission is hereby granted, free of charge, to any person obtaining a copy
6
+ of this software and associated documentation files (the "Software"), to deal
7
+ in the Software without restriction, including without limitation the rights
8
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9
+ copies of the Software, and to permit persons to whom the Software is
10
+ furnished to do so, subject to the following conditions:
11
+
12
+ The above copyright notice and this permission notice shall be included in
13
+ all copies or substantial portions of the Software.
14
+
15
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21
+ THE SOFTWARE.
22
+ -->
23
+ <config>
24
+ <modules>
25
+ <Alanstormdotcom_Unremove>
26
+ <version>1.0.0</version>
27
+ </Alanstormdotcom_Unremove>
28
+ </modules>
29
+ <global>
30
+ <models>
31
+ <alanstormdotcomunremove>
32
+ <class>
33
+ Alanstormdotcom_Unremove_Model
34
+ </class>
35
+ </alanstormdotcomunremove>
36
+ </models>
37
+
38
+ <events>
39
+ <controller_action_layout_generate_xml_before>
40
+ <observers>
41
+ <alanstormdotcom_unremoveblock_observer>
42
+ <type>singleton</type>
43
+ <class>alanstormdotcomunremove/observer</class>
44
+ <method>unremoveUpdate</method>
45
+ </alanstormdotcom_unremoveblock_observer>
46
+ </observers>
47
+ </controller_action_layout_generate_xml_before>
48
+ </events>
49
+
50
+ </global>
51
+ </config>
app/etc/modules/Alanstormdotcom_Unremove.xml ADDED
@@ -0,0 +1 @@
1
+ <?xml version="1.0" encoding="UTF-8"?><config><modules><Alanstormdotcom_Unremove><active>true</active><codePool>local</codePool></Alanstormdotcom_Unremove></modules></config>
package.xml ADDED
@@ -0,0 +1,18 @@
1
+ <?xml version="1.0"?>
2
+ <package>
3
+ <name>Layout_Undelete</name>
4
+ <version>1.0</version>
5
+ <stability>stable</stability>
6
+ <license>MIT License</license>
7
+ <channel>community</channel>
8
+ <extends/>
9
+ <summary>Allows you to use "x-undelete" in local.xml to undo a block removal.</summary>
10
+ <description>Allows you to use "x-undelete" in local.xml to undo a block removal.</description>
11
+ <notes>Tested with Magento 1.4.2.</notes>
12
+ <authors><author><name>Alan Storm</name><user>auto-converted</user><email>astorm@alanstorm.com</email></author></authors>
13
+ <date>2011-01-01</date>
14
+ <time>03:14:00</time>
15
+ <contents><target name="magelocal"><dir name="Alanstormdotcom"><dir name="Unremove"><dir name="etc"><file name="config.xml" hash="428920683aa902dab106a3610ead1738"/></dir><dir name="Model"><file name="Observer.php" hash="3428d1a7f1a942eb6e7761355e7e38b7"/></dir></dir></dir></target><target name="mageetc"><dir name="modules"><file name="Alanstormdotcom_Unremove.xml" hash="0de8ee6e3514ee1c25976140005528b1"/></dir></target></contents>
16
+ <compatible/>
17
+ <dependencies/>
18
+ </package>