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<?php
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// $Id: color.misc.inc,v 1.5.2.3 2008/08/20 16:45:41 skiquel Exp $
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/**
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* @file
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* Misc functions.
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*/
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/**
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* Tests individual theme color.module support
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*
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* @param $theme
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* String of theme name
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*/
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function color_compatible($theme) {
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static $static;
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$path = drupal_get_path('theme', $theme);
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$file = $path .'/color/color.inc';
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if ($path && file_exists($file)) {
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$static[$theme] = TRUE;
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}
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else {
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$static[$theme] = FALSE;
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}
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return $static[$theme];
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}
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/**
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* Return a list of colorable themes
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*
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* @return
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* Array of themes that support color.module
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*/
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function color_list_colorable_themes() {
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$lthemes = list_themes();
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foreach ($lthemes as $theme) {
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if (color_compatible($theme->name)) {
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$themes[] = $theme->name;
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}
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}
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return $themes;
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}
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/**
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* Recursively remove directly and file contents at location by directory
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*
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* @param $directory
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* String of directory path
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* @param $theme
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* Optional string for theme name
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*/
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function color_rm_dir($directory, $theme = NULL) {
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if (is_dir($directory)) {
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$directory = (substr($directory, -1) != "/") ? $directory."/" : $directory;
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$open_dir = opendir($directory);
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while ($file = readdir($open_dir)) {
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if (!in_array($file, array(".", "..")) && (!$theme || ($theme && strstr($directory.$file, $theme)))) {
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if (!is_dir($directory.$file))
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@unlink($directory.$file);
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else
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color_rm_dir($directory.$file, $theme);
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}
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}
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closedir($open_dir);
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@rmdir($directory);
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}
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}
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/**
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* Normalize theme names
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*
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* @param $string
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* String to normalize
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* @return
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* Normalizing string.
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*/
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function color_normalize($string) {
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$string = preg_replace('~[^a-z0-9._]+~', '-', drupal_strtolower($string));
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return $string;
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}
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/**
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* Check the color.inc file for theme
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*
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* @param $info
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* Array of theme info from color.inc. Usually taken from color_get_theme_info($theme, 'inc')
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* @return
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* TRUE if theme validates. FALSE if not. Also output drupal error/status messages.
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*/
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function color_validate($info) {
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$validated = TRUE;
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$theme = $info['theme'];
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// Is 'options' set?
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if (isset($info['engine'])) {
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// Are any of the two engine options set?
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if ((array_key_exists('shift', $info['engine']) === FALSE) && (array_key_exists('tag', $info['engine']) === FALSE)) {
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drupal_set_message("(".$theme.") info[engine]: missing 'shift' and/or 'tag' option.", 'error');
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$validated = FALSE;
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}
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// Catch common color.inc error. Not referencing 'shift' mode when base/link/text option stated.
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if (isset($info['engine']['shift']) && array_search('base', $info['engine']['shift']) !== FALSE && array_search('base-only', $info['engine']['shift']) !== FALSE) {
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drupal_set_message("(".$theme.") info[engine][shift]: missing 'base' or 'base-only' option");
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}
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}
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else {
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drupal_set_message("(".$theme.") info[engine]: missing.", 'error');
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$validated = FALSE;
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}
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if (isset($info['fields'])) {
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$fieldcount = count($info['fields']);
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}
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else {
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drupal_set_message("(".$theme.") info[fields]: missing.", 'error');
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$validated = FALSE;
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}
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if (isset($info['img'])) {
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if (isset($info['blend_target'])) {
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if (strlen($info['blend_target']) != 7) {
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drupal_set_message("(".$theme.") info[blend_target]: (".$info['blend_target'].") is not a valid full hex (i.e. #ffffff).", 'error');
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$validated = FALSE;
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}
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}
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else {
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drupal_set_message("(".$theme.") info[blend_target]: missing.", 'error');
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$validated = FALSE;
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}
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}
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if (isset($info['default_scheme'])) {
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if (array_search($info['default_scheme'], array_keys($info['schemes'])) === FALSE) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") info[default_scheme] (".$info['default_scheme']."): does not match a scheme name.", 'error');
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}
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}
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else {
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drupal_set_message("(".$theme.") info[default_scheme]: missing.", 'error');
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$validated = FALSE;
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}
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if (isset($info['engine']['shift']) && (array_search('base', $info['engine']['shift']) !== FALSE || array_search('base-only', $info['engine']['shift']) !== FALSE)) {
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if (isset($info['reference_scheme'])) {
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if (array_search($info['reference_scheme'], array_keys($info['schemes'])) === FALSE) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") info[reference_scheme] (".$info['reference_scheme']."): does not match a scheme name", 'error');
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}
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}
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else {
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drupal_set_message("(".$theme.") info[reference_scheme]: missing.", 'error');
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$validated = FALSE;
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}
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}
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if (isset($info['schemes'])) {
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if (isset($info['engine']['shift']) && array_search('base-only', $info['engine']['shift']) === FALSE) {
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foreach ($info['schemes'] as $key => $v) {
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$commas = count($v);
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foreach ($v as $num => $hex) {
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if (!isset($hex) || empty($hex)) {
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drupal_set_message("(".$theme.") info[schemes][{$key}]: missing color field {$num} is missing. (Color scheme fields error)", 'error');
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drupal_set_message("(".$theme.") (Color scheme fields error): It is possible a comma may be misplaced, leaving the colors out of order.", 'warning', FALSE);
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$validated = FALSE;
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}
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elseif (strlen($hex) != 7) {
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drupal_set_message("(".$theme.") info[schemes][{$key}]: color field {$num} ({$hex}) is not a full hex (i.e. #ffffff).", 'error');
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$validated = FALSE;
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}
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}
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}
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}
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}
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elseif (!isset($info['schemes'])) {
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drupal_set_message("(".$theme.") info[schemes]: missing.", 'error');
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$validated = FALSE;
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}
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else {
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}
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if (isset($info['css'])) {
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foreach ($info['css'] as $val) {
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// Check for file
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if (!isset($val)) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") info[css][{$val}]: No File provided for image!", 'error');
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}
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else {
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$path = drupal_get_path('theme', $theme) .'/';
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$file = $path . $val;
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if ($path && !file_exists($file)) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") info[css][{$val}]: File ({$file}) does not exist.", 'error');
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}
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}
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}
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}
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if (isset($info['img'])) {
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// Move through $info['img'] array
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foreach ($info['img'] as $key => $val) {
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// Check for file
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if (!isset($val['file'])) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") info[img][{$key}][file] - No File provided for image!", 'error');
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}
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else {
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$path = drupal_get_path('theme', $theme) .'/';
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$file = $path . $val['file'];
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if ($path && !file_exists($file)) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") info[img][{$key}][file] - File does not exist.", 'error');
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}
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}
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// Fill
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if (isset($val['fill'])) {
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foreach ($val['fill'] as $fill) {
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// Possible feature: check dimensions
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if (array_search($fill[4], $info['fields']) === FALSE) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") Missing fill color.", 'error');
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}
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}
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}
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// Gradient
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if (isset($val['gradient'])) {
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foreach ($val['gradient'] as $gradient) {
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// Possible feature: check dimensions
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if (array_search($gradient[4], $info['fields']) === FALSE) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") Missing the top color field.", 'error');
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}
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if (array_search($gradient[5], $info['fields']) === FALSE) {
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$validated = FALSE;
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drupal_set_message("(".$theme.") Missing the bottom color field", 'error');
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}
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}
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}
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}
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}
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return $validated;
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}
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