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<?php
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/**
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* @file
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* Contains the base argument validator plugin.
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*/
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/**
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* @defgroup views_argument_validate_plugins Views argument validate plugins
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* @{
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* Allow specialized methods of validating arguments.
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*
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* @see hook_views_plugins()
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*/
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/**
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* Base argument validator plugin to provide basic functionality.
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*/
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class views_plugin_argument_validate extends views_plugin {
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/**
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* Initialize this plugin with the view and the argument
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* it is linked to.
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*/
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function init(&$view, &$argument, $options) {
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$this->view = &$view;
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$this->argument = &$argument;
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$this->convert_options($options);
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$this->unpack_options($this->options, $options);
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}
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/**
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* Retrieve the options when this is a new access
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* control plugin
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*/
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function option_definition() { return array(); }
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/**
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* Provide the default form for setting options.
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*/
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function options_form(&$form, &$form_state) { }
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/**
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* Provide the default form form for validating options
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*/
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function options_validate(&$form, &$form_state) { }
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/**
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* Provide the default form form for submitting options
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*/
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function options_submit(&$form, &$form_state, &$options = array()) { }
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/**
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* Convert options from the older style.
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*
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* In Views 3, the method of storing default argument options has changed
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* and each plugin now gets its own silo. This method can be used to
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* move arguments from the old style to the new style. See
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* views_plugin_argument_default_fixed for a good example of this method.
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*/
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function convert_options(&$options) { }
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/**
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* Determine if the administrator has the privileges to use this plugin
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*/
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function access() { return TRUE; }
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/**
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* If we don't have access to the form but are showing it anyway, ensure that
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* the form is safe and cannot be changed from user input.
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*
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* This is only called by child objects if specified in the options_form(),
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* so it will not always be used.
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*/
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function check_access(&$form, $option_name) {
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if (!$this->access()) {
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$form[$option_name]['#disabled'] = TRUE;
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$form[$option_name]['#value'] = $form[$this->option_name]['#default_value'];
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$form[$option_name]['#description'] .= ' <strong>' . t('Note: you do not have permission to modify this. If you change the default filter type, this setting will be lost and you will NOT be able to get it back.') . '</strong>';
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}
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}
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function validate_argument($arg) { return TRUE; }
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/**
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* Process the summary arguments for displaying.
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*
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* Some plugins alter the argument so it uses something else internally.
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* For example the user validation set's the argument to the uid,
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* for a faster query. But there are use cases where you want to use
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* the old value again, for example the summary.
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*/
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function process_summary_arguments(&$args) { }
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}
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/**
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* @}
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*/
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