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<?php
// $Id$
/**
* Page callback for CSS Injector's main admin page.
*/
function css_injector_admin_form() {
$rules = _css_injector_load_rule(NULL, TRUE);
$path = drupal_get_path('module', 'css_injector') .'/';
$form = array();
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$form['#tree'] = TRUE;
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foreach ($rules as $rule) {
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$form['rules'][$rule['crid']]['#rule'] = $rule;
$form['rules'][$rule['crid']]['edit'] = array(
'#type' => 'image_button',
'#title' => t('Edit rule'),
'#src' => $path .'text-editor.png',
'#submit' => array('css_injector_admin_edit_button'),
'#crid' => $rule['crid'],
);
$form['rules'][$rule['crid']]['delete'] = array(
'#type' => 'image_button',
'#title' => t('Delete rule'),
'#src' => $path .'edit-delete.png',
'#submit' => array('css_injector_admin_delete_button'),
'#crid' => $rule['crid'],
);
}
return $form;
}
/**
* Edit button callback for the CSS rule listing form.
*/
function css_injector_admin_edit_button($form, &$form_state) {
$button = $form_state['clicked_button'];
$crid = $button['#crid'];
$form_state['redirect'] = 'admin/settings/css_injector/edit/'. $crid;
}
/**
* Delete button callback for the CSS rule listing form.
* Redirects the user to the confirmation form.
*/
function css_injector_admin_delete_button($form, &$form_state) {
$button = $form_state['clicked_button'];
$crid = $button['#crid'];
$form_state['redirect'] = 'admin/settings/css_injector/delete/'. $crid;
}
/**
* Theme function for the CSS Injector admin overview form.
*/
function theme_css_injector_admin_form($form) {
$headers = array(t('Title'), t('File path'), t('Actions'));
$rows = array();
if (!empty($form['rules'])) {
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foreach (element_children($form['rules']) as $crid) {
$row = array();
$rule = $form['rules'][$crid]['#rule'];
$row[] = check_plain($rule['title']);
$row[] = check_plain(_css_injector_rule_path($rule['crid']));
$row[] = drupal_render($form['rules'][$crid]);
$rows[] = $row;
}
}
$link = l(t('Create a new rule'), 'admin/settings/css_injector/add');
$row = array();
if (empty($rows)) {
'data' => t('No CSS injection rules have been set up yet. !url.', array('!url' => $link)),
}
else {
'data' => t('!url.', array('!url' => $link)),
}
$rows[] = $row;
$output .= theme('table', $headers, $rows);
$output .= drupal_render($form);
return $output;
}
/**
* Constructor for the CSS rule edit form.
*/
function css_injector_edit($form_state, $crid = NULL) {
if (isset($crid)) {
$rule = _css_injector_load_rule($crid, TRUE);
$form['crid'] = array(
'#type' => 'value',
'#value' => $crid,
);
$path = file_create_path(_css_injector_rule_path($rule['crid']));
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if (file_exists($path)) {
$rule['css_text'] = file_get_contents($path);
}
else {
$rule['css_text'] = '';
}
}
else {
$rule = array(
'title' => '',
'rule_type' => 0,
'rule_conditions' => '',
'media' => 'all',
'preprocess' => 1,
'css_text' => '',
);
}
$form['title'] = array(
'#type' => 'textfield',
'#title' => t('Title'),
'#default_value' => $rule['title'],
'#required' => TRUE,
);
$form['css_text'] = array(
'#type' => 'textarea',
'#title' => t('CSS code'),
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'#default_value' => $rule['css_text'],
'#required' => TRUE,
);
// Shamelessly ripped from block.module. Who doesn't use this snippet
// of code, really?
$access = user_access('use PHP for block visibility');
if ($rule['rule_type'] == 2 && !$access) {
$form['conditional'] = array();
$form['conditional']['rule_type'] = array('#type' => 'value', '#value' => 2);
$form['conditional']['rule_conditions'] = array('#type' => 'value', '#value' => $rule['rule_conitions']);
}
else {
$options = array(t('Add on every page except the listed pages.'), t('Add on only the listed pages.'));
$description = t("Enter one page per line as Drupal paths. The '*' character is a wildcard. Example paths are %blog for the blog page and %blog-wildcard for every personal blog. %front is the front page.", array('%blog' => 'blog', '%blog-wildcard' => 'blog/*', '%front' => '<front>'));
if ($access) {
$options[] = t('Add if the following PHP code returns <code>TRUE</code> (PHP-mode, experts only).');
$description .= ' '. t('If the PHP-mode is chosen, enter PHP code between %php. Note that executing incorrect PHP-code can break your Drupal site.', array('%php' => '<?php ?>'));
}
$form['conditional']['rule_type'] = array(
'#type' => 'radios',
'#title' => t('Add the CSS on specific pages'),
'#options' => $options,
'#default_value' => $rule['rule_type'],
);
$form['conditional']['rule_conditions'] = array(
'#type' => 'textarea',
'#title' => t('Pages'),
'#default_value' => $rule['rule_conditions'],
'#description' => $description,
);
}
$form['media'] = array(
'#type' => 'select',
'#title' => t('Media'),
'#options' => array('all' => t('All'), 'screen' => t('Screen'), 'print' => t('Print')),
'#default_value' => $rule['media'],
);
$form['preprocess'] = array(
'#type' => 'checkbox',
'#title' => t('Preprocess CSS'),
'#default_value' => $rule['preprocess'],
);
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$form['buttons']['save'] = array(
'#type' => 'submit',
'#value' => t('Save'),
'#submit' => array('css_injector_edit_save'),
);
if (!empty($rule['crid'])) {
$form['buttons']['delete'] = array(
'#type' => 'submit',
'#value' => t('Delete'),
'#submit' => array('css_injector_admin_delete_button'),
'#crid' => $rule['crid'],
);
}
return $form;
}
/**
* Validation callback for the CSS rule edit form.
*/
function css_injector_edit_validate($form, &$form_state) {
$rule = $form_state['values'];
$directory = file_directory_path();
file_check_directory($directory, 1);
$form_state['rule'] = $rule;
}
/**
* Submit button callback for the CSS rule edit form.
*/
function css_injector_edit_save($form, &$form_state) {
$rule = $form_state['rule'];
drupal_write_record('css_injector_rule', $rule, empty($rule['crid']) ? NULL : 'crid');
file_save_data($rule['css_text'], file_create_path(_css_injector_rule_path($rule['crid'])), FILE_EXISTS_REPLACE);
_css_injector_load_rule(NULL, TRUE);
drupal_set_message('Your CSS injection rule was saved.');
$form_state['redirect'] = 'admin/settings/css_injector';
}
/**
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* Menu callback -- ask for confirmation of rule deletion.
*/
function css_injector_delete_confirm(&$form_state, $crid) {
$form['crid'] = array(
'#type' => 'value',
'#value' => $crid,
);
$rule = _css_injector_load_rule($crid);
return confirm_form($form,
t('Are you sure you want to delete %title?', array('%title' => $rule['title'])),
isset($_GET['destination']) ? $_GET['destination'] : 'admin/settings/css_injector',
t('This action cannot be undone.'),
t('Delete'),
t('Cancel')
);
}
/**
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* Execute node deletion.
*/
function css_injector_delete_confirm_submit($form, &$form_state) {
if ($form_state['values']['confirm']) {
_css_injector_delete_rule($form_state['values']['crid']);
}
$form_state['redirect'] = 'admin/settings/css_injector';
return;