view.php

php网页设计

<?
include "include/db.php";
# External access support (authenticate only if no key provided, or if invalid access key provided)
$k=getvalescaped("k","");if (($k=="") || (!check_access_key(getvalescaped("ref",""),$k))) {include "include/authenticate.php";}

include "include/general.php";
include "include/search_functions.php";
include "include/resource_functions.php";

$ref=getvalescaped("ref","");

# Reindex the exif headers, really for debug
if (getval("exif","")!="")
	{
	include "include/image_processing.php";
	include "include/resource_functions.php";
	extract_exif_comment($ref);
	exit();
	}

# fetch the current search (for finding simlar matches)
$search=getvalescaped("search","");
$order_by=getvalescaped("order_by","relevance");
$offset=getvalescaped("offset",0);
$restypes=getvalescaped("restypes","");
if (strpos($search,"!")!==false) {$restypes="";}
$archive=getvalescaped("archive",0);

# next / previous resource browsing
$go=getval("go","");
if ($go!="")
	{
	# Re-run the search and locate the next and previous records.
	$result=do_search($search,$restypes,$order_by,$archive,72+$offset+1);
	if (is_array($result))
		{
		# Locate this resource
		$pos=-1;
		for ($n=0;$n<count($result);$n++)
			{
			if ($result[$n]["ref"]==$ref) {$pos=$n;}
			}
		if ($pos!=-1)
			{
			if (($go=="previous") && ($pos>0)) {$ref=$result[$pos-1]["ref"];}
			if (($go=="next") && ($pos<($n-1))) {$ref=$result[$pos+1]["ref"];if (($pos+1)>=($offset+72)) {$offset=$pos+1;}} # move to next page if we've advanced far enough
			}
		}
	}


# Load resource data
$resource=get_resource_data($ref);

# Load access level
$access=$resource["access"];
if (checkperm("v"))
	{
	$access=0; # Permission to access all resources
	}
else
	{
	if ($k!="")
		{
		#if ($access==3) {$access=2;} # Can't support custom group permissions for non-users
		if ($access==3) {$access=0;}
		}
	elseif ($access==3)
		{
		# Load custom access level
		$access=get_custom_access($ref,$usergroup);
		}
	}

# check permissions (error message is not pretty but they shouldn't ever arrive at this page unless entering a URL manually)
if ($access==2) 
		{
		exit("This is a confidential resource.");
		}

# Update the hitcounts for the search keywords (if search specified)
# (important we fetch directly from $_GET and not from a cookie
$usearch=@$_GET["search"];
if ((strpos($usearch,"!")===false) && ($usearch!="")) {update_resource_keyword_hitcount($ref,$usearch);}

# Log this activity
daily_stat("Resource view",$ref);

include "include/header.php";
?>

<!--Panel for record and details-->
<div class="RecordBox">
<div class="RecordPanel"> 

<div class="RecordHeader">
<? if (!hook("renderinnerresourceheader")) { ?>
<? if ($k=="") { ?>
<div class="backtoresults">
<a href="view.php?ref=<?=$ref?>&search=<?=urlencode($search)?>&offset=<?=$offset?>&order_by=<?=$order_by?>&archive=<?=$archive?>&go=previous">&lt;&nbsp;<?=$lang["previousresult"]?></a>
|
<a href="search.php<? if (strpos($search,"!")!==false) {?>?search=<?=urlencode($search)?>&offset=<?=$offset?>&order_by=<?=$order_by?><? } ?>"><?=$lang["viewallresults"]?></a>
|
<a href="view.php?ref=<?=$ref?>&search=<?=urlencode($search)?>&offset=<?=$offset?>&order_by=<?=$order_by?>&archive=<?=$archive?>&go=next"><?=$lang["nextresult"]?>&nbsp;&gt;</a>
</div>
<? } ?>
<h1><? if ($resource["archive"]==2) { ?><span class="ArchiveResourceTitle">ARCHIVE RESOURCE:</span>&nbsp;<? } ?><?=highlightkeywords(htmlspecialchars($resource["title"]),$search)?></h1>
<? } /* End of renderinnerresourceheader hook */ ?>
</div>

<? hook("renderbeforeresourceview"); ?>

<div class="RecordResouce">
<? if (!hook("renderinnerresourceview")) { ?>
<? if (!hook("renderinnerresourcepreview")) { ?>
<?
$flvfile=get_resource_path($ref,"",false,"flv");
if (file_exists("plugins/players/type" . $resource["resource_type"] . ".php"))
	{
	include "plugins/players/type" . $resource["resource_type"] . ".php";
	}
elseif (file_exists($flvfile) && (strpos(strtolower($flvfile),".flv")!==false))
	{
	# Include the Flash player if an FLV file exists for this resource.
	include "flv_play.php";
	}
elseif ($resource["has_image"]==1)
	{
	$imagepath=get_resource_path($ref,"pre",false,$resource["preview_extension"],-1,1,checkperm("w"));
	if (!file_exists($imagepath))
	{$imagepath=get_resource_path($ref,"col",false,$resource["preview_extension"],-1,1,checkperm("w"));}
	$previewpath=get_resource_path($ref,"scr",false,$resource["preview_extension"],-1,1,checkperm("w"));
	if (!file_exists($previewpath)) {$previewpath=get_resource_path($ref,"",false,$resource["preview_extension"]);}
	
	if (file_exists($previewpath) && $access==0) { ?><a href="preview.php?ref=<?=$ref?>&ext=<?=$resource["preview_extension"]?>&k=<?=$k?>&search=<?=urlencode($search)?>&offset=<?=$offset?>&order_by=<?=$order_by?>&archive=<?=$archive?>"><? }
	if (file_exists($imagepath))
		{ ?><img src="<?=$imagepath?>?nc=<?=time()?>" alt="" class="Picture" /><? } 
	else # use the thumbnail instead, the uploaded file wasn't big enough to create a preview.
		{ ?><img src="<?=get_resource_path($ref,"thm",false,-1,1,checkperm("w"))?>" alt="" class="Picture" /><? }
	if (file_exists($previewpath)) { ?></a><? }
	}
else
	{
	?>
	<img src="gfx/type<?=$resource["resource_type"]?>.gif" alt="" class="Picture" style="border:none;" />
	<?
	}
?>
<? } /* End of renderinnerresourcepreview hook */ ?>

<? hook("renderbeforerecorddownload"); ?>

<div class="RecordDownload" id="RecordDownload">
<div class="RecordDownloadSpace">
<? if (!hook("renderinnerresourcedownloadspace")) { ?>
<h2><?=$lang["resourcetools"]?></h2>

<? 
# Look for a viewer to handle the right hand panel. If not, display the standard photo download / file download boxes.
if (file_exists("viewers/type" . $resource["resource_type"] . ".php"))
	{
	include "viewers/type" . $resource["resource_type"] . ".php";
	}
else
	{ ?>
<table cellpadding="0" cellspacing="0">
<tr>
<td><?=$lang["fileinformation"]?></td>
<td><?=$lang["filesize"]?></td>
<td><?=$lang["options"]?></td>
</tr>
<?
$nodownloads=false;$counter=0;
if (($resource["has_image"]==1) && (($resource["file_extension"]=="jpg") || ($resource["file_extension"]=="jpeg")))
	{
	# Work out if the user is allowed to download these images
	$download=true;
	if (checkperm("v")) {$download=true;}
	if (($k!="") && (check_access_key($ref,$k))) {$download=true;} # External users to whom the resource has been e-mailed

	$sizes=get_image_sizes($ref,false,$resource["file_extension"]);
	for ($n=0;$n<count($sizes);$n++)
		{
		# DPI calculations
		$dpi=300;
		$dpi_w=round(($sizes[$n]["width"]/$dpi)*2.54,1);
		$dpi_h=round(($sizes[$n]["height"]/$dpi)*2.54,1);

		# MP calculation
		$mp=round(($sizes[$n]["width"]*$sizes[$n]["height"])/1000000,1);
		
		$downloadthissize=$download;
		if (($access==1) && $downloadthissize)
			{
			# Additional check on restricted downloads - is this download available for restricted access?
			if ($sizes[$n]["allow_restricted"]!=1) {$downloadthissize=false;}
			}

		if (!checkperm("v") && !checkperm("g") && $downloadthissize && $k=="") 
			{
			# Restricted access if used does not have 'g' permission
			# Only allow downloads of sizes where 'allow restricted download' is set to 1.
			if (!$sizes[$n]["allow_restricted"]==1) {$downloadthissize=false;}
			}
			
		if ($downloadthissize)
			{
			$counter++;
			?>
			<tr class="DownloadDBlend" id="DownloadBox<?=$n?>">
			<td><h2><?=i18n_get_translated($sizes[$n]["name"])?></h2>
			<p><?=$sizes[$n]["width"]?> x <?=$sizes[$n]["height"]?> <?=$lang["pixels"]?> <? if ($mp>=1) { ?> (<?=$mp?> MP)<? } ?></p>
			<p><?=$dpi_w?> cm x <?=$dpi_h?> cm @ 300dpi</p></td>
			<td><?=$sizes[$n]["filesize"]?></td>
			<!--<td><?=$sizes[$n]["filedown"]?></td>-->
			<td class="DownloadButton HorizontalWhiteNav">
			<a href="terms.php?ref=<?=$ref?>&k=<?=$k?>&url=<?=urlencode("download_progress.php?ref=" . $ref . "&size=" . $sizes[$n]["id"] . "&ext=" . $resource["file_extension"] . "&k=" . $k)?>"><?=$lang["download"]?></a>
			</td></tr>
			<?
			}
		if ($downloadthissize && $sizes[$n]["allow_preview"]==1)
			{ 
		 	# Add an extra line for previewing
		 	?> 
			<tr class="DownloadDBlend"><td><h2><?=$lang["preview"]?></h2><p><?=$lang["fullscreenpreview"]?></p></td><td><?=$sizes[$n]["filesize"]?></td><td class="DownloadButton HorizontalWhiteNav">
			<a href="preview.php?ref=<?=$ref?>&ext=<?=$resource["file_extension"]?>&k=<?=$k?>&search=<?=urlencode($search)?>&offset=<?=$offset?>&order_by=<?=$order_by?>&archive=<?=$archive?>"><?=$lang["preview"]?></a>
			</td>
			</tr>
      		<?
      		} 
		}
	}
elseif (strlen($resource["file_extension"])>0 && !($access==1 && $restricted_full_download==false))
	{
	# Files without multiple download sizes (i.e. no thumbnail, or ImageMagick generated).
	$counter++;
	$path=get_resource_path($ref,"",false,$resource["file_extension"]);
	if (file_exists($path))
		{
		?>
		<tr class="DownloadDBlend">
		<td><h2><?=strtoupper($resource["file_extension"])?> <?=$lang["file"]?></h2></td>
		<td><?=formatfilesize(filesize($path))?></td>
		<td class="DownloadButton HorizontalWhiteNav"><a href="terms.php?ref=<?=$ref?>&k=<?=$k?>&url=<?=urlencode("download_progress.php?ref=" . $ref . "&ext=" . $resource["file_extension"] . "&k=" . $k)?>">Download</a></td>
		</tr>
		<?
		}
	} 
else
	{
	$nodownloads=true;
	}
	
if ($nodownloads || $counter==0)
	{
	# No file. Link to request form.
	?>
	<tr class="DownloadDBlend">
	<td><h2><?=($counter==0)?$lang["access1"]:$lang["offlineresource"]?></h2></td>
	<td>N/A</td>
	<td class="DownloadButton HorizontalWhiteNav"><a href="resource_request.php?ref=<?=$ref?>"><?=$lang["request"]?></a></td>
	</tr>
	<?
	}
?>
</table>
<? } ?>
<br />
<? hook ("resourceactions") ?>
<? if ($k=="") { ?>
<a href="collections.php?add=<?=$ref?>&nc=<?=time()?>&search=<?=urlencode($search)?>" target="collections">&gt; <?=$lang["addtocollection"]?></a>&nbsp;&nbsp;&nbsp;
<? if (checkperm("g") || checkperm("v")) { ?><a href="resource_email.php?ref=<?=$ref?>" target="main">&gt; <?=$lang["emailresource"]?></a>&nbsp;&nbsp;<? } ?>
<? if (checkperm("e" . $resource["archive"])) { ?><a href="edit.php?ref=<?=$ref?>&search=<?=urlencode($search)?>&offset=<?=$offset?>&order_by=<?=$order_by?>&archive=<?=$archive?>">&gt; <?=$lang["edit"]?></a>&nbsp;&nbsp;<a href="delete.php?ref=<?=$ref?>">&gt; <?=$lang["delete"]?></a><? } ?>
&nbsp;&nbsp;<a href="log.php?ref=<?=$ref?>">&gt; <?=$lang["log"]?></a>