Replicates all the dbs from one couch instance to another

couchdb_replicator.php

<?php
	// Config variables
	define("FULL_OVERWRITE", true);
	$source_couch = "http://yourcouchinstance.com";
	$destination_couch = "http://yourothercouchinstance.com";
	
	// Counter
	$db_count = 0;
	
	// Time check (we'll use this later)
	$start_ts = time();
	
	// Get all the dbs in the couch, clean them up and put them in an array
	$all_dbs_str = `curl -X GET {$source_couch}/_all_dbs`;
	$all_dbs = explode('","', str_replace(array('["','"]'), '', $all_dbs_str));
	
	// Loop through each DB
	foreach($all_dbs as $db) {
		// Only copy the ones with the "phl_" prefix
		if(strpos($db, 'phl_') !== false) {
			$db = trim($db);	// Extra cleaning
			
			// Delete the given db
			if(FULL_OVERWRITE) {
				echo 'Deleting ' . $destination_couch . '/' . $db . "\n";
				echo `curl -X DELETE {$destination_couch}/{$db}`;
				echo "\n";
			}
			echo 'Creating ' . $destination_couch . '/' . $db . "\n";
			echo `curl -X PUT {$destination_couch}/{$db}`;
			echo "\n";
			echo 'Replicating from ' . $source_couch .'/'. $db .' to ' . $destination_couch . '/' . $db . "\n";
			echo `curl -X POST -d '{"source":"{$source_couch}/{$db}", "target":"{$db}"}' -H "Content-Type: application/json" {$destination_couch}/_replicate`;			
			echo "\n";
			
			$db_counter++;
		}
	}
	
	// Final time check
	$end_ts = time();
	
	// Figure time spent
	$run_time = $end_ts - $start_ts;
	
	// Print out summary
	echo "====================\n";
	echo 'Run finished in ' . $run_time .' seconds.' . "\n";
	echo $db_counter . ' databases replicated.';
	
?>