schema.pages.inc in Schema 7
Page callbacks for the Schema module.
File
schema.pages.incView source
<?php
/**
* @file
* Page callbacks for the Schema module.
*/
/**
* "Compare" menu callback.
*
* This function just massages the data returned by shema_compare_schemas()
* into HTML.
*
* @todo Convert this into a true page callback. Somehow fieldsets do not work
* without being used with drupal_get_form().
*/
function schema_compare() {
$build = array();
$states = array(
'same' => t('Match'),
'different' => t('Mismatch'),
'missing' => t('Missing'),
);
$descs = array(
'same' => t('Tables for which the schema and database agree.'),
'different' => t('Tables for which the schema and database are different.'),
'missing' => t('Tables in the schema that are not present in the database.'),
);
$schema = schema_get_schema();
$info = schema_compare_schemas($schema);
// The info array is keyed by state (same/different/missing/extra/warn). For missing,
// the value is a simple array of table names. For warn, it is a simple array of warnings.
// Get those out of the way first
if (isset($info['warn'])) {
foreach ($info['warn'] as $message) {
drupal_set_message(filter_xss($message), 'warning');
}
unset($info['warn']);
}
$build['extra'] = array(
'#type' => 'fieldset',
'#title' => t('Extra (@count)', array(
'@count' => isset($info['extra']) ? count($info['extra']) : 0,
)),
'#description' => t('Tables in the database that are not present in the schema. This indicates previously installed modules that are disabled but not un-installed or modules that do not use the Schema API.'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#weight' => 50,
);
$build['extra']['tablelist'] = array(
'#theme' => 'item_list',
'#items' => isset($info['extra']) ? $info['extra'] : array(),
);
unset($info['extra']);
// For the other states, the value is an array keyed by module name. Each value
// in that array is an array keyed by tablename, and each of those values is an
// array containing 'status' (same as the state), an array of reasons, and an array of notes.
$weight = 0;
foreach ($info as $state => $modules) {
// We'll fill in the fieldset title below, once we have the counts
$build[$state] = array(
'#type' => 'fieldset',
'#description' => $descs[$state],
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#weight' => $weight++,
);
$counts[$state] = 0;
foreach ($modules as $module => $tables) {
$counts[$state] += count($tables);
$build[$state][$module] = array(
'#type' => 'fieldset',
'#title' => $module,
'#collapsible' => TRUE,
'#collapsed' => TRUE,
);
switch ($state) {
case 'same':
case 'missing':
$build[$state][$module]['tablelist'] = array(
'#theme' => 'item_list',
'#items' => array_keys($tables),
);
break;
case 'different':
$items = array();
foreach ($tables as $name => $stuff) {
$build[$state][$module][$name] = array(
'#type' => 'fieldset',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#title' => $name,
);
$build[$state][$module][$name]['reasons'] = array(
'#theme' => 'item_list',
'#items' => array_merge($tables[$name]['reasons'], $tables[$name]['notes']),
);
}
break;
}
}
}
// Fill in counts in titles
foreach ($states as $state => $description) {
$build[$state]['#title'] = t('@state (@count)', array(
'@state' => $states[$state],
'@count' => isset($counts[$state]) ? $counts[$state] : 0,
));
}
return $build;
}
/**
* "Describe" menu callback.
*
* @todo Convert this into a true page callback. Somehow fieldsets do not work
* without being used with drupal_get_form().
*/
function schema_describe() {
$build = array();
$schema = schema_get_schema();
ksort($schema);
$row_hdrs = array(
t('Name'),
t('Type[:Size]'),
t('Null?'),
t('Default'),
t('Description'),
);
$default_table_description = t('TODO: please describe this table!');
$default_field_description = t('TODO: please describe this field!');
foreach ($schema as $t_name => $t_spec) {
$rows = array();
foreach ($t_spec['fields'] as $c_name => $c_spec) {
$row = array();
$row[] = filter_xss($c_name);
$type = $c_spec['type'];
if (!empty($c_spec['length'])) {
$type .= '(' . $c_spec['length'] . ')';
}
if (!empty($c_spec['scale']) && !empty($c_spec['precision'])) {
$type .= '(' . $c_spec['precision'] . ', ' . $c_spec['scale'] . ' )';
}
if (!empty($c_spec['size']) && $c_spec['size'] != 'normal') {
$type .= ':' . $c_spec['size'];
}
if ($c_spec['type'] == 'int' && !empty($c_spec['unsigned'])) {
$type .= ', unsigned';
}
$row[] = filter_xss($type);
$row[] = !empty($c_spec['not null']) ? 'NO' : 'YES';
$row[] = filter_xss(isset($c_spec['default']) ? is_string($c_spec['default']) ? '\'' . $c_spec['default'] . '\'' : $c_spec['default'] : '');
if (!empty($c_spec['description']) && $c_spec['description'] != $default_field_description) {
$desc = _schema_process_description($c_spec['description']);
$row[] = filter_xss($desc);
}
else {
drupal_set_message(_schema_process_description(t('Field {@table}.@field has no description.', array(
'@table' => $t_name,
'@field' => $c_name,
))), 'warning');
$row[] = t('Description not found.');
}
$rows[] = $row;
}
if (empty($t_spec['description']) || $t_spec['description'] == $default_table_description) {
drupal_set_message(_schema_process_description(t('Table {@table} has no description.', array(
'@table' => $t_name,
))), 'warning');
}
$build[$t_name] = array(
'#type' => 'fieldset',
'#title' => t('@table (@module module)', array(
'@table' => $t_name,
'@module' => isset($t_spec['module']) ? $t_spec['module'] : '',
)),
'#description' => !empty($t_spec['description']) ? _schema_process_description($t_spec['description']) : '',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#attributes' => array(
'id' => 'table-' . $t_name,
),
);
$build[$t_name]['content'] = array(
'#theme' => 'table',
'#header' => $row_hdrs,
'#rows' => $rows,
);
}
return $build;
}
/**
* "Inspect" menu callback.
*
* @todo Convert this into a true page callback. Somehow fieldsets do not work
* without being used with drupal_get_form().
*/
function schema_inspect() {
$build = array();
$mods = module_list();
sort($mods);
$mods = array_flip($mods);
$schema = schema_get_schema();
$inspect = schema_dbobject()
->inspect();
foreach ($inspect as $name => $table) {
$module = isset($schema[$name]['module']) ? $schema[$name]['module'] : 'Unknown';
if (!isset($build[$module])) {
$build[$module] = array(
'#type' => 'fieldset',
'#access' => TRUE,
'#title' => check_plain($module),
'#collapsible' => TRUE,
'#collapsed' => $module != 'Unknown',
'#weight' => $module == 'Unknown' ? 0 : $mods[$module] + 1,
);
}
$build[$module][$name] = array(
'#type' => 'markup',
'#markup' => '<textarea style="width:100%" rows="10">' . check_plain(schema_phpprint_table($name, $table)) . '</textarea>',
);
}
return $build;
}
/**
* "SQL" menu callback.
*/
function schema_sql($engine = NULL) {
$schema = schema_get_schema();
$connection = Database::getConnection();
$sql = '';
foreach ($schema as $name => $table) {
if (substr($name, 0, 1) == '#') {
continue;
}
if ($engine) {
$stmts = call_user_func('schema_' . $engine . '_create_table_sql', $table);
}
else {
$stmts = schema_dbobject()
->getCreateTableSql($name, $table);
}
$sql .= implode(";\n", $stmts) . ";\n\n";
}
return "<textarea style=\"width:100%\" rows=\"30\">{$sql}</textarea>";
}
/**
* "Show" menu callback.
*
* Displays drupal schema as php code, so you can reuse it
* as you need.
*/
function schema_show() {
$schema = schema_get_schema();
$show = var_export($schema, 1);
return "<textarea style=\"width:100%\" rows=\"30\">{$show}</textarea>";
}
function _schema_process_description($desc) {
return preg_replace('@{([a-z_]+)}@i', '<a href="#" onclick="Drupal.toggleFieldset($(\'#table-$1\')[0]); return false;">$1</a>', $desc);
}
Functions
Name | Description |
---|---|
schema_compare | "Compare" menu callback. |
schema_describe | "Describe" menu callback. |
schema_inspect | "Inspect" menu callback. |
schema_show | "Show" menu callback. |
schema_sql | "SQL" menu callback. |
_schema_process_description |