v.0.1

vendor/illuminate/database/Schema/PostgresBuilder.php

@@ -0,0 +1,177 @@
+<?php
+
+namespace Illuminate\Database\Schema;
+
+class PostgresBuilder extends Builder
+{
+    /**
+     * Determine if the given table exists.
+     *
+     * @param  string  $table
+     * @return bool
+     */
+    public function hasTable($table)
+    {
+        [$schema, $table] = $this->parseSchemaAndTable($table);
+
+        $table = $this->connection->getTablePrefix().$table;
+
+        return count($this->connection->select(
+            $this->grammar->compileTableExists(), [$schema, $table]
+        )) > 0;
+    }
+
+    /**
+     * Drop all tables from the database.
+     *
+     * @return void
+     */
+    public function dropAllTables()
+    {
+        $tables = [];
+
+        $excludedTables = $this->connection->getConfig('dont_drop') ?? ['spatial_ref_sys'];
+
+        foreach ($this->getAllTables() as $row) {
+            $row = (array) $row;
+
+            $table = reset($row);
+
+            if (! in_array($table, $excludedTables)) {
+                $tables[] = $table;
+            }
+        }
+
+        if (empty($tables)) {
+            return;
+        }
+
+        $this->connection->statement(
+            $this->grammar->compileDropAllTables($tables)
+        );
+    }
+
+    /**
+     * Drop all views from the database.
+     *
+     * @return void
+     */
+    public function dropAllViews()
+    {
+        $views = [];
+
+        foreach ($this->getAllViews() as $row) {
+            $row = (array) $row;
+
+            $views[] = reset($row);
+        }
+
+        if (empty($views)) {
+            return;
+        }
+
+        $this->connection->statement(
+            $this->grammar->compileDropAllViews($views)
+        );
+    }
+
+    /**
+     * Drop all types from the database.
+     *
+     * @return void
+     */
+    public function dropAllTypes()
+    {
+        $types = [];
+
+        foreach ($this->getAllTypes() as $row) {
+            $row = (array) $row;
+
+            $types[] = reset($row);
+        }
+
+        if (empty($types)) {
+            return;
+        }
+
+        $this->connection->statement(
+            $this->grammar->compileDropAllTypes($types)
+        );
+    }
+
+    /**
+     * Get all of the table names for the database.
+     *
+     * @return array
+     */
+    public function getAllTables()
+    {
+        return $this->connection->select(
+            $this->grammar->compileGetAllTables((array) $this->connection->getConfig('schema'))
+        );
+    }
+
+    /**
+     * Get all of the view names for the database.
+     *
+     * @return array
+     */
+    public function getAllViews()
+    {
+        return $this->connection->select(
+            $this->grammar->compileGetAllViews((array) $this->connection->getConfig('schema'))
+        );
+    }
+
+    /**
+     * Get all of the type names for the database.
+     *
+     * @return array
+     */
+    public function getAllTypes()
+    {
+        return $this->connection->select(
+            $this->grammar->compileGetAllTypes()
+        );
+    }
+
+    /**
+     * Get the column listing for a given table.
+     *
+     * @param  string  $table
+     * @return array
+     */
+    public function getColumnListing($table)
+    {
+        [$schema, $table] = $this->parseSchemaAndTable($table);
+
+        $table = $this->connection->getTablePrefix().$table;
+
+        $results = $this->connection->select(
+            $this->grammar->compileColumnListing(), [$schema, $table]
+        );
+
+        return $this->connection->getPostProcessor()->processColumnListing($results);
+    }
+
+    /**
+     * Parse the table name and extract the schema and table.
+     *
+     * @param  string  $table
+     * @return array
+     */
+    protected function parseSchemaAndTable($table)
+    {
+        $table = explode('.', $table);
+
+        if (is_array($schema = $this->connection->getConfig('schema'))) {
+            if (in_array($table[0], $schema)) {
+                return [array_shift($table), implode('.', $table)];
+            }
+
+            $schema = head($schema);
+        }
+
+        return [$schema ?: 'public', implode('.', $table)];
+    }
+}