DiffusionMercurialRequest.php
016b62a7ef51stable

DiffusionMercurialRequest.php
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			<?php

			/**
			* @group diffusion
			*/
			final class DiffusionMercurialRequest extends DiffusionRequest {

			protected function getSupportsBranches() {
			return true;
			}

			protected function didInitialize() {
			// Expand abbreviated hashes to full hashes so "/rXnnnn" (i.e., fewer than
			// 40 characters) works correctly.
			if (!$this->commit) {
			return;
			}

			if (strlen($this->commit) == 40) {
			return;
			}

			$this->expandCommitName();
			}

			public function getBranch() {
			if ($this->branch) {
			return $this->branch;
			}

			if ($this->repository) {
			return $this->repository->getDefaultBranch();
			}

			throw new Exception("Unable to determine branch!");
			}

			public function getCommit() {
			if ($this->commit) {
			return $this->commit;
			}
			return $this->getBranch();
			}

			public function getStableCommitName() {
			if (!$this->stableCommitName) {
			if ($this->commit) {
			$this->stableCommitName = $this->commit;
			} else {

			// NOTE: For branches with spaces in their name like "a b", this
			// does not work properly:
			//
			// $ hg log --rev 'a b'
			//
			// We can use revsets instead:
			//
			// $ hg log --rev branch('a b')
			//
			// ...but they require a somewhat newer version of Mercurial. Instead,
			// use "-b" flag with limit 1 for greatest compatibility across
			// versions.

			list($this->stableCommitName) = $this->repository->execxLocalCommand(
			'log --template=%s -b %s --limit 1',
			'{node}',
			$this->getBranch());
			}
			}
			return $this->stableCommitName;
			}

			}