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//
// PBWebGitController.m
// GitTest
//
// Created by Pieter de Bie on 14-06-08.
// Copyright 2008 __MyCompanyName__. All rights reserved.
//
#import "PBWebHistoryController.h"
#import "PBGitDefaults.h"
#import "PBGitSHA.h"
#import "GLFileView.h"
#import <CommonCrypto/CommonDigest.h>
@implementation PBWebHistoryController
@synthesize diff;
- (void) awakeFromNib
{
startFile = @"history";
repository = historyController.repository;
[super awakeFromNib];
[historyController addObserver:self forKeyPath:@"webCommit" options:0 context:@"ChangedCommit"];
}
- (void)closeView
{
[[self script] setValue:nil forKey:@"commit"];
[historyController removeObserver:self forKeyPath:@"webCommit"];
[super closeView];
}
- (void) didLoad
{
currentSha = nil;
[self changeContentTo: historyController.webCommit];
}
- (void) observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
{
if ([(NSString *)context isEqualToString: @"ChangedCommit"])
[self changeContentTo: historyController.webCommit];
else
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
- (void) changeContentTo: (PBGitCommit *) content
{
if (content == nil || !finishedLoading)
return;
currentSha = [content sha];
// Now we load the extended details. We used to do this in a separate thread,
// but this caused some funny behaviour because NSTask's and NSThread's don't really
// like each other. Instead, just do it async.
NSMutableArray *taskArguments = [NSMutableArray arrayWithObjects:@"show", @"--numstat", @"--summary", @"--pretty=raw", [currentSha string], nil];
if (![PBGitDefaults showWhitespaceDifferences])
[taskArguments insertObject:@"-w" atIndex:1];
NSFileHandle *handle = [repository handleForArguments:taskArguments];
NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
// Remove notification, in case we have another one running
[nc removeObserver:self name:NSFileHandleReadToEndOfFileCompletionNotification object:nil];
[nc addObserver:self selector:@selector(commitDetailsLoaded:) name:NSFileHandleReadToEndOfFileCompletionNotification object:handle];
[handle readToEndOfFileInBackgroundAndNotify];
}
- (void)commitDetailsLoaded:(NSNotification *)notification
{
[[NSNotificationCenter defaultCenter] removeObserver:self name:NSFileHandleReadToEndOfFileCompletionNotification object:nil];
NSData *data = [[notification userInfo] valueForKey:NSFileHandleNotificationDataItem];
if (!data)
return;
NSString *details = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
if (!details)
details = [[NSString alloc] initWithData:data encoding:NSISOLatin1StringEncoding];
if (!details)
return;
NSMutableString *refs=[NSMutableString string];
NSArray *refsA=[historyController.webCommit refs];
NSString *currentRef=[[[historyController repository] headRef] simpleRef];
NSString *style=@"";
int r=0;
for(r=0;r<[refsA count];r++){
PBGitRef *ref=[refsA objectAtIndex:r];
if([currentRef isEqualToString:[ref ref]]){
style=[NSString stringWithFormat:@"currentBranch refs %@",[ref type]];
}else{
style=[NSString stringWithFormat:@"refs %@",[ref type]];
}
[refs appendString:[NSString stringWithFormat:@"<span class='%@'>%@</span>",style,[ref shortName]]];
}
// Header
NSString *header=[self parseHeader:details withRefs:refs];
// File Stats
NSMutableDictionary *stats=[self parseStats:details];
// File list
NSString *dt=[repository outputInWorkdirForArguments:[NSArray arrayWithObjects:@"diff-tree", @"-r", @"-C90%", @"-M90%", [currentSha string], nil]];
NSString *fileList=[GLFileView parseDiffTree:dt withStats:stats];
// Diffs list
NSString *d=[repository outputInWorkdirForArguments:[NSArray arrayWithObjects:@"diff-tree", @"--cc", @"-C90%", @"-M90%", [currentSha string], nil]];
NSString *diffs=[GLFileView parseDiff:d];
NSString *html=[NSString stringWithFormat:@"%@%@<div id='diffs'>%@</div>",header,fileList,diffs];
html=[html stringByReplacingOccurrencesOfString:@"{SHA}" withString:[currentSha string]];
[[view windowScriptObject] callWebScriptMethod:@"showCommit" withArguments:[NSArray arrayWithObject:html]];
#if 1
NSString *dom=[[[[view mainFrame] DOMDocument] documentElement] outerHTML];
NSString *tmpFile=@"~/tmp/test2.html";
[dom writeToFile:[tmpFile stringByExpandingTildeInPath] atomically:true encoding:NSUTF8StringEncoding error:nil];
#endif
}
- (NSMutableDictionary *)parseStats:(NSString *)txt
{
NSArray *lines = [txt componentsSeparatedByString:@"\n"];
NSMutableDictionary *stats=[NSMutableDictionary dictionary];
int black=0;
for(NSString *line in lines){
if([line length]==0){
black++;
}else if(black==2){
NSArray *file=[line componentsSeparatedByString:@"\t"];
if([file count]==3){
[stats setObject:file forKey:[file objectAtIndex:2]];
}
}
}
return stats;
}
- (NSString *)parseHeader:(NSString *)txt withRefs:(NSString *)badges
{
NSArray *lines = [txt componentsSeparatedByString:@"\n"];
NSString *line;
NSString *last_mail=@"";
NSMutableString *auths=[NSMutableString string];
NSMutableString *refs=[NSMutableString string];
NSMutableString *subject=[NSMutableString string];
BOOL subj=FALSE;
int i;
for (i=0; i<[lines count]; i++) {
line=[lines objectAtIndex:i];
if([line length]==0){
if(!subj){
subj=TRUE;
}else{
i=[lines count];
}
}else{
if (subj) {
[subject appendString:[NSString stringWithFormat:@"%@<br/>",[line stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]]];
}else{
NSArray *comps=[line componentsSeparatedByString:@" "];
if([comps count]==2){
[refs appendString:[NSString stringWithFormat:@"<tr><td>%@</td><td><a href='' onclick='selectCommit(this.innerHTML); return false;'>%@</a></td></tr>",[comps objectAtIndex:0],[comps objectAtIndex:1]]];
}else if([comps count]>2){
NSRange r_email_i = [line rangeOfString:@"<"];
NSRange r_email_e = [line rangeOfString:@">"];
NSRange r_name_i = [line rangeOfString:@" "];
NSString *rol=[line substringToIndex:r_name_i.location];
NSString *name=[line substringWithRange:NSMakeRange(r_name_i.location,(r_email_i.location-r_name_i.location))];
NSString *email=[line substringWithRange:NSMakeRange(r_email_i.location+1,((r_email_e.location-1)-r_email_i.location))];
NSArray *t=[[line substringFromIndex:r_email_e.location+2] componentsSeparatedByString:@" "];
NSDate *date=[NSDate dateWithTimeIntervalSince1970:[[t objectAtIndex:0] doubleValue]];
NSDateFormatter* theDateFormatter = [[NSDateFormatter alloc] init];
[theDateFormatter setDateStyle:NSDateFormatterMediumStyle];
[theDateFormatter setTimeStyle:NSDateFormatterMediumStyle];
NSString *dateString=[theDateFormatter stringForObjectValue:date];
if(![email isEqualToString:last_mail]){
[auths appendString:[NSString stringWithFormat:@"<div class='user %@ clearfix'>",rol]];
if([self isFeatureEnabled:@"gravatar"]){
NSString *hash=[self someMethodThatReturnsSomeHashForSomeString:email];
[auths appendString:[NSString stringWithFormat:@"<img class='avatar' src='http://www.gravatar.com/avatar/%@?d=wavatar&s=30'/>",hash]];
}
[auths appendString:[NSString stringWithFormat:@"<p class='name'>%@ <span class='rol'>(%@)</span></p>",name,rol]];
[auths appendString:[NSString stringWithFormat:@"<p class='time'>%@</p></div>",dateString]];
}
last_mail=email;
}
}
}
}
return [NSString stringWithFormat:@"<div id='header' class='clearfix'><table class='references'>%@</table><p class='subject'>%@</p>%@<div id='badges'>%@</div></div>",refs,subject,auths,badges];
}
- (NSString *) someMethodThatReturnsSomeHashForSomeString:(NSString*)concat {
const char *concat_str = [concat UTF8String];
unsigned char result[CC_MD5_DIGEST_LENGTH];
CC_MD5(concat_str, strlen(concat_str), result);
NSMutableString *hash = [NSMutableString string];
int i;
for (i = 0; i < 16; i++)
[hash appendFormat:@"%02x", result[i]];
return hash;
}
- (void)selectCommit:(NSString *)sha
{
[historyController selectCommit:[PBGitSHA shaWithString:sha]];
}
- (void) sendKey: (NSString*) key
{
id script = [view windowScriptObject];
[script callWebScriptMethod:@"handleKeyFromCocoa" withArguments: [NSArray arrayWithObject:key]];
}
- (void) copySource
{
NSString *source = [(DOMHTMLElement *)[[[view mainFrame] DOMDocument] documentElement] outerHTML];
NSPasteboard *a =[NSPasteboard generalPasteboard];
[a declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:self];
[a setString:source forType: NSStringPboardType];
}
- (NSArray *) webView:(WebView *)sender
contextMenuItemsForElement:(NSDictionary *)element
defaultMenuItems:(NSArray *)defaultMenuItems
{
DOMNode *node = [element valueForKey:@"WebElementDOMNode"];
while (node) {
// Every ref has a class name of 'refs' and some other class. We check on that to see if we pressed on a ref.
if ([[node className] hasPrefix:@"refs "]) {
NSString *selectedRefString = [[[node childNodes] item:0] textContent];
for (PBGitRef *ref in historyController.webCommit.refs)
{
if ([[ref shortName] isEqualToString:selectedRefString])
return [contextMenuDelegate menuItemsForRef:ref];
}
NSLog(@"Could not find selected ref!");
return defaultMenuItems;
}
if ([node hasAttributes] && [[node attributes] getNamedItem:@"representedFile"])
return [historyController menuItemsForPaths:[NSArray arrayWithObject:[[[node attributes] getNamedItem:@"representedFile"] value]]];
else if ([[node class] isEqual:[DOMHTMLImageElement class]]) {
// Copy Image is the only menu item that makes sense here since we don't need
// to download the image or open it in a new window (besides with the
// current implementation these two entries can crash GitX anyway)
for (NSMenuItem *item in defaultMenuItems)
if ([item tag] == WebMenuItemTagCopyImageToClipboard)
return [NSArray arrayWithObject:item];
return nil;
}
node = [node parentNode];
}
return defaultMenuItems;
}
// Open external links in the default browser
- (void)webView:(WebView *)sender decidePolicyForNewWindowAction:(NSDictionary *)actionInformation
request:(NSURLRequest *)request
newFrameName:(NSString *)frameName
decisionListener:(id < WebPolicyDecisionListener >)listener
{
[[NSWorkspace sharedWorkspace] openURL:[request URL]];
}
- getConfig:(NSString *)config
{
return [historyController valueForKeyPath:[@"repository.config." stringByAppendingString:config]];
}
- (void)finalize
{
[super finalize];
}
- (void) preferencesChanged
{
[[self script] callWebScriptMethod:@"enableFeatures" withArguments:nil];
}
@end
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