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Added Drag & Drop browser file upload demo based on filedropjs.org

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This commit is contained in:
Pierre-Olivier Latour
2014-03-20 17:55:20 -07:00
parent dc7fe87878
commit b42daf1e14
4 changed files with 165 additions and 1 deletions
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24
GCDWebServer.xcodeproj/project.pbxproj
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@@ -79,6 +79,8 @@
E22112981690B7AA0048D2B2 /* CFNetwork.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CFNetwork.framework; path = Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk/System/Library/Frameworks/CFNetwork.framework; sourceTree = DEVELOPER_DIR; };
E221129A1690B7B10048D2B2 /* UIKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = UIKit.framework; path = Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk/System/Library/Frameworks/UIKit.framework; sourceTree = DEVELOPER_DIR; };
E221129C1690B7BA0048D2B2 /* MobileCoreServices.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = MobileCoreServices.framework; path = Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk/System/Library/Frameworks/MobileCoreServices.framework; sourceTree = DEVELOPER_DIR; };
E263213318DB688E00D9DC0C /* index.html */ = {isa = PBXFileReference; lastKnownFileType = text.html; path = index.html; sourceTree = "<group>"; };
E263213418DB7F7900D9DC0C /* filedrop-min.js */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.javascript; path = "filedrop-min.js"; sourceTree = "<group>"; };
/* End PBXFileReference section */
/* Begin PBXFrameworksBuildPhase section */
@@ -145,6 +147,8 @@
E221128D1690B6470048D2B2 /* Mac */ = {
isa = PBXGroup;
children = (
E263213418DB7F7900D9DC0C /* filedrop-min.js */,
E263213318DB688E00D9DC0C /* index.html */,
E221128E1690B6470048D2B2 /* main.m */,
);
path = Mac;
@@ -293,6 +297,16 @@
buildSettings = {
ARCHS = "$(ARCHS_STANDARD)";
MACOSX_DEPLOYMENT_TARGET = 10.7;
OTHER_LDFLAGS = (
"-sectcreate",
__TEXT,
_index_html_,
"\"Mac/index.html\"",
"-sectcreate",
__TEXT,
_filedrop_js_,
"\"Mac/filedrop-min.js\"",
);
PRODUCT_NAME = GCDWebServer;
SDKROOT = macosx;
};
@@ -303,6 +317,16 @@
buildSettings = {
ARCHS = "$(ARCHS_STANDARD)";
MACOSX_DEPLOYMENT_TARGET = 10.7;
OTHER_LDFLAGS = (
"-sectcreate",
__TEXT,
_index_html_,
"\"Mac/index.html\"",
"-sectcreate",
__TEXT,
_filedrop_js_,
"\"Mac/filedrop-min.js\"",
);
PRODUCT_NAME = GCDWebServer;
SDKROOT = macosx;
};

11
Mac/filedrop-min.js vendored Executable file
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File diff suppressed because one or more lines are too long

91
Mac/index.html Executable file
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@@ -0,0 +1,91 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Basic FileDrop example</title>
<script type="text/javascript" src="filedrop-min.js"></script>
<style type="text/css">
/* Essential FileDrop zone element configuration: */
.fd-zone {
position: relative;
overflow: hidden;
/* The following are not required but create a pretty box: */
width: 15em;
margin: 0 auto;
text-align: center;
}
/* Hides <input type="file"> while simulating "Browse" button: */
.fd-file {
opacity: 0;
font-size: 118px;
position: absolute;
right: 0;
top: 0;
z-index: 1;
padding: 0;
margin: 0;
cursor: pointer;
filter: alpha(opacity=0);
font-family: sans-serif;
}
/* Provides visible feedback when use drags a file over the drop zone: */
.fd-zone.over { border-color: maroon; background: #eee; }
</style>
</head>
<body>
<noscript style="color: maroon">
<h2>JavaScript is disabled in your browser. How do you expect FileDrop to work?</h2>
</noscript>
<h2 style="text-align: center">
<a href="http://filedropjs.org">FileDrop</a> basic sample
</h2>
<!-- A FileDrop area. Can contain any text or elements, or be empty.
Can be of any HTML tag too, not necessary fieldset. -->
<fieldset id="zone">
<legend>Drop a file inside&hellip;</legend>
<p>Or click here to <em>Browse</em>..</p>
<!-- Putting another element on top of file input so it overlays it
and user can interact with it freely. -->
<p style="z-index: 10; position: relative">
<input type="checkbox" id="multiple">
<label for="multiple">Allow multiple selection</label>
</p>
</fieldset>
<script type="text/javascript">
// Attach FileDrop to an area ('zone' is an ID but you can also give a DOM node):
var zone = new FileDrop('zone', {});
// Do something when a user chooses or drops a file:
zone.event('send', function (files) {
// Depending on browser support files (FileList) might contain multiple items.
files.each(function (file) {
// React on successful AJAX upload:
file.event('done', function (xhr) {
// 'this' here points to fd.File instance that has triggered the event.
alert('Done uploading ' + this.name + ', response:\n\n' + xhr.responseText);
});
// Send the file:
file.sendTo('ajax-upload');
});
});
// A bit of sugar - toggling multiple selection:
fd.addEvent(fd.byID('multiple'), 'change', function (e) {
zone.multiple(e.currentTarget || e.srcElement.checked);
});
</script>
</body>
</html>

40
Mac/main.m
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@@ -25,11 +25,22 @@
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import <mach-o/getsect.h>
#import "GCDWebServer.h"
static NSData* _DataFromTEXTSection(const char* name) {
unsigned long size = 0;
char* ptr = getsectdata("__TEXT", name, &size);
if (!ptr || !size) {
abort();
}
return [NSData dataWithBytesNoCopy:ptr length:size freeWhenDone:NO];
}
int main(int argc, const char* argv[]) {
BOOL success = NO;
int mode = (argc == 2 ? MIN(MAX(atoi(argv[1]), 0), 2) : 0);
int mode = (argc == 2 ? MIN(MAX(atoi(argv[1]), 0), 3) : 0);
@autoreleasepool {
GCDWebServer* webServer = [[GCDWebServer alloc] init];
switch (mode) {
@@ -83,6 +94,33 @@ int main(int argc, const char* argv[]) {
break;
}
// Implements drag & drop file upload using http://filedropjs.org (requires Chrome 13+, Firefox 3.6+, IE 10+ or Safari 6+)
case 3: {
[webServer addGETHandlerForPath:@"/"
staticData:_DataFromTEXTSection("_index_html_")
contentType:@"text/html; charset=utf-8"
cacheAge:0];
[webServer addGETHandlerForPath:@"/filedrop-min.js"
staticData:_DataFromTEXTSection("_filedrop_js_")
contentType:@"application/javascript; charset=utf-8"
cacheAge:0];
[webServer addHandlerForMethod:@"POST" path:@"/ajax-upload" requestClass:[GCDWebServerFileRequest class] processBlock:^GCDWebServerResponse *(GCDWebServerRequest* request) {
NSString* fileName = GCDWebServerUnescapeURLString([request.headers objectForKey:@"X-File-Name"]);
NSString* inPath = [(GCDWebServerFileRequest*)request filePath];
NSString* outPath = [@"/tmp" stringByAppendingPathComponent:fileName];
[[NSFileManager defaultManager] removeItemAtPath:outPath error:NULL];
if ([[NSFileManager defaultManager] moveItemAtPath:inPath toPath:outPath error:NULL]) {
NSString* message = [NSString stringWithFormat:@"File uploaded to \"%@\"", outPath];
return [GCDWebServerDataResponse responseWithText:message];
} else {
return [GCDWebServerResponse responseWithStatusCode:500];
}
}];
break;
}
}
success = [webServer runWithPort:8080];
#if !__has_feature(objc_arc)