core_docs:plugin_functions
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core_docs:plugin_functions [2016/06/04 18:13] Tyblitz [get_styles_backend] |
core_docs:plugin_functions [2018/02/09 08:56] (current) backit [add_action] |
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| ====== Plugin functions ====== | ====== Plugin functions ====== | ||
| - | This page documents the GetSimpleCMS functions available from ''admin/inc/plugin_functions.php''. | + | This page documents the GetSimpleCMS functions available from ''admin/inc/plugin_functions.php''.\\ |
| - | This page is currently a work in progress. | + | The ones you will most commonly need as a plugin/ theme developer are: |
| + | <code>register_plugin, add_action, add_filter, createSideMenu, createNavTab, register_script, queue_script, register_style, queue_style</code> | ||
| + | The following functions are mostly used by GS internally: | ||
| + | <code>get_scripts_frontend, get_scripts_backend, get_styles_frontend, get_styles_backend, read_pluginsxml, create_pluginsxml, cdn_fallback, change_plugin</code> | ||
| ===== add_action ===== | ===== add_action ===== | ||
| - | **Signature:** | + | **Signature** |
| <code>add_action($hook_name, $added_function[, $args])</code> | <code>add_action($hook_name, $added_function[, $args])</code> | ||
| - | **Description:** Hooks ''$added_function'' in the function queue to be executed at ''$hook_name''.\\ | + | |
| - | **Parameters:** | + | **Description**\\ |
| - | * ''$hook_name'', the name of the hook to add ''$added_function'' to | + | Hooks ''$added_function'' in the function queue to be executed at ''$hook_name''. |
| + | |||
| + | **Parameters** | ||
| + | * ''$hook_name'', the name of the hook to add ''$added_function'' to. See [[plugins:hooks_filters|core hooks list]] | ||
| * ''$added_function'', the function you want to execute at ''$hook_name'' | * ''$added_function'', the function you want to execute at ''$hook_name'' | ||
| * ''$args'' (optional), additional arguments you can supply to the ''$added_function'' | * ''$args'' (optional), additional arguments you can supply to the ''$added_function'' | ||
| ===== exec_action ===== | ===== exec_action ===== | ||
| - | **Signature:** | + | **Signature** |
| <code>exec_action($hook_name)</code> | <code>exec_action($hook_name)</code> | ||
| - | **Description:** Registers a hook at the line where it is called. Other plugins can then execute a function in that hook by using ''add_action($hook_name,'their_function');''\\ | + | **Description**\\ |
| - | **Parameters:** | + | Registers a hook at the line where it is called. Other plugins can then execute a function in that hook by using ''add_action($hook_name,'their_function');'' |
| + | |||
| + | **Parameters** | ||
| * ''$hook_name'', the name of the hook to execute | * ''$hook_name'', the name of the hook to execute | ||
| ===== createSideMenu ===== | ===== createSideMenu ===== | ||
| - | '''' | + | **Signature** |
| + | <code>createSideMenu($id, $txt[, $action=null, $always=true])</code> | ||
| + | |||
| + | **Description**\\ | ||
| + | Adds a sidebar link item to the sidebar with ''$id'' as id. | ||
| **Parameters:** | **Parameters:** | ||
| + | *''$id'', the id of the sidebar to output the link in | ||
| + | *''$txt'', the text of the sidebar item | ||
| + | *''$action'' //(optional)//, the action parameter in the link's query string. Eg, "edit" will generate a link like ''load.php?id=myplugin&action=edit'' | ||
| + | *''$always'' //(optional)//, set to true if the sidebar item should be loaded on every admin page with a sidebar. | ||
| ===== createNavTab ===== | ===== createNavTab ===== | ||
| **Signature** | **Signature** | ||
| Line 58: | Line 74: | ||
| **Parameters** | **Parameters** | ||
| - | * ''$filter_name'', the name of the filter to hook into. Use one of the built-in filters, or one defined by a plugin. | + | * ''$filter_name'', the name of the filter to hook into. Use one of the [[plugins:hooks_filters|built-in filters]], or one defined by a plugin. |
| * ''$added_function'', the name of a function to execute on ''$filter_name''. | * ''$added_function'', the name of a function to execute on ''$filter_name''. | ||
| ===== exec_filter ===== | ===== exec_filter ===== | ||
| **Signature** | **Signature** | ||
| - | <code>exec_filter($script[, $data = array()])</code> | + | <code>exec_filter($filter_name[, $data = array()])</code> |
| + | |||
| + | **Description**\\ | ||
| + | Allows filtering content passed as ''$data''. Functions called in ''add_function'' will have access to the ''$data'' parameter.\\ | ||
| + | These functions //must// return the modified data. | ||
| **Parameters**\\ | **Parameters**\\ | ||
| - | * ''$script'' | + | * ''$filter_name'', the name of the filter. Other developers can add their filters by calling ''add_filter($filter_name, 'their_function');'' |
| - | * ''$data'' //(optional)// | + | * ''$data'' //(optional)//, the data to be passed through the filter (an array of parameters). Defaults to null. |
| ===== change_plugin ===== | ===== change_plugin ===== | ||
| **Signature** | **Signature** | ||
| Line 127: | Line 147: | ||
| * ''$context'', pass "GSBACK" or "GSFRONT" constant as parameter, depending on where you want the script loaded | * ''$context'', pass "GSBACK" or "GSFRONT" constant as parameter, depending on where you want the script loaded | ||
| ===== dequeue_script ===== | ===== dequeue_script ===== | ||
| - | ''dequeue_script($handle, $where)'' | + | **Signature** |
| + | <code>dequeue_script($handle, $context)</code> | ||
| - | **Parameters:** | + | **Description**\\ |
| + | Removes a script queued with ''register_script'' from the script queue (effectively un-loading it). | ||
| + | |||
| + | **Parameters** | ||
| + | *''$handle'', identifier of the script as registered with ''register_script''. | ||
| + | *''$context'', pass in either "GSBACK" or "GSFRONT", depending on where the script should be dequeued. | ||
| ===== get_scripts_frontend ===== | ===== get_scripts_frontend ===== | ||
| - | ''get_scripts_frontend($footer=FALSE)'' | + | **Signature** |
| + | <code>get_scripts_frontend([$footer=FALSE])</code> | ||
| - | **Parameters:** | + | **Description**\\ |
| + | Outputs script tags for all scripts queued in the GSFRONT context. Is called once in the theme header, and once in the footer. | ||
| + | |||
| + | **Parameters**\\ | ||
| + | *''$footer'' //(optional)//, Whether to load scripts registered with ''register_script'' where the ''$in_footer'' parameter is either false or true. False by default. | ||
| ===== get_scripts_backend ===== | ===== get_scripts_backend ===== | ||
| - | ''get_scripts_backend($footer=FALSE)'' | + | **Signature** |
| + | <code>get_scripts_backend([$footer=FALSE])</code> | ||
| - | **Parameters:** | + | **Description**\\ |
| + | Outputs script tags for all scripts queued in the GSBACK context. Is called once in the admin header, and once in the footer. | ||
| + | |||
| + | **Parameters**\\ | ||
| + | *''$footer'' //(optional)//, Whether to load scripts registered with ''register_script'' where the ''$in_footer'' parameter is either false or true. False by default. | ||
| ===== cdn_fallback ===== | ===== cdn_fallback ===== | ||
| **Signature** | **Signature** | ||
| Line 170: | Line 206: | ||
| * ''$context'' //(optional but advised)//, usually you would pass "GSBACK" or "GSFRONT" as parameter, depending on where you want the style loaded. By default: loads it in both contexts. | * ''$context'' //(optional but advised)//, usually you would pass "GSBACK" or "GSFRONT" as parameter, depending on where you want the style loaded. By default: loads it in both contexts. | ||
| ===== dequeue_style ===== | ===== dequeue_style ===== | ||
| - | ''dequeue_style($handle,$where)'' | + | **Signature** |
| + | <code>dequeue_style($handle, $context)</code> | ||
| - | **Parameters:** | + | **Description**\\ |
| + | Removes a style queued with ''queue_style'' from the stylesheet queue (effectively un-loading it). | ||
| + | |||
| + | **Parameters** | ||
| + | *''$handle'', identifier of the style as registered with ''register_style''. | ||
| + | *''$context'', pass in either "GSBACK" or "GSFRONT", depending on where the style should be dequeued. | ||
| ===== get_styles_frontend ===== | ===== get_styles_frontend ===== | ||
| **Signature** | **Signature** | ||
core_docs/plugin_functions.1465064001.txt.gz · Last modified: 2016/06/04 18:13 by Tyblitz
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