1 files changed, 179 insertions, 0 deletions
diff --git a/woip/app/SearchView.m b/woip/app/SearchView.m
new file mode 100644
index 0000000..9936136
--- /dev/null
+++ b/woip/app/SearchView.m
@@ -0,0 +1,179 @@
+#import "SearchView.h"
+#import "WikiApp.h"
+
+#define MAXRES 10
+
+int nresults = 0;
+uint32_t blocks[MAXRES];
+char *matches[MAXRES];
+char *buf;
+
+bool chandleResult(char *s) {
+  NSLog(@"chandleResult: %s", s);
+  buf = xalloc(MAXSTR * sizeof(char));
+  strcpy(buf, s);
+
+  NSLog(@"buf: 0x%x, %s", buf, buf);
+
+  char *blockpos = strrchr(buf, ' ');
+  int c;
+
+  if(nresults >= MAXRES) return false;
+
+  if(blockpos) {
+    *(blockpos - 1) = '\0'; 
+    blockpos++;
+
+    blocks[nresults] = atoi(blockpos);
+
+    matches[nresults] = buf;
+  } else
+    fatal("invalid: '%s'", buf);
+
+  NSLog(@"chandleResult returning...");
+  return ++nresults < MAXRES;
+}
+
+void zeroResults() { 
+  int i;
+  for(i = 0; i < nresults; i++) free(matches[i]);
+  nresults = 0;
+}
+int numResults() { return nresults; }
+char *resultAt(int i) { return matches[i]; }
+uint32_t blockAt(int i) { return blocks[i]; }
+
+@implementation SearchView
+
+-(void) initMatches {
+  int i;
+  for(i = 0; i < MAXRES; i++)
+    matches[i] = xalloc(MAXSTR * sizeof(char));
+  buf = NULL;
+}
+
+-(id) initWithFrame: (struct CGRect) frame
+{
+  self = [super initWithFrame: frame];  
+
+  curNeedle = xalloc(MAXSTR * sizeof(char));
+  [self initMatches];
+  sthread = nil;
+  lock = [[NSRecursiveLock alloc] init];
+
+  struct CGRect rect = [UIHardware fullScreenApplicationContentRect];
+  //TODO: re-enable me when I want progress bar
+  //table = [[UICompletionTable alloc] initWithFrame: CGRectMake(0, 0, frame.size.width, frame.size.height - 240)];
+  table = [[UICompletionTable alloc] initWithFrame: CGRectMake(0, 0, frame.size.width, frame.size.height - 215)];
+
+  [table setDelegate: self];
+
+  [self addSubview: table];
+
+  prog = [[UIProgressBar alloc] initWithFrame: CGRectMake(0, 180, 320, 20)];
+  [prog setStyle: 0];
+  [prog setProgress: 1.0];
+  //[self addSubview: prog];
+  //TODO: re-enable above to get progress bar
+
+  kbrd = [[UIKeyboard alloc] initWithFrame: CGRectMake(0, 200, 320, 480)];
+	[self addSubview: kbrd];
+
+  dump = xalloc(sizeof(wp_dump));
+
+  load_dump(dump,
+      "/var/root/wp/processed",
+      "/var/root/wp/locate.db",
+      "/var/root/wp/locate.prefixdb",
+      "/var/root/wp/blocks.db");
+
+  updater = [NSTimer scheduledTimerWithTimeInterval: 1 
+           target: self
+           selector: @selector(refreshResults:)
+           userInfo: nil
+           repeats: YES]; 
+
+  return self; 
+}
+
+-(void) stopSearch {
+  NSLog(@"stopSearch");
+  kill_search();
+  while(sthread && [sthread isExecuting]) {
+    //usleep(100000);
+    //NSLog(@"waiting for sthread");
+  }
+}
+
+
+-(void) runSearch {
+  NSLog(@"runSearch with needle: '%s'", curNeedle);
+  NSAutoreleasePool* pool = [NSAutoreleasePool new];
+  search(&dump->index, curNeedle, &chandleResult, NULL, true, true); 
+  needRefresh = true;
+  NSLog(@"search done");
+  [pool release];
+}
+
+-(void) refreshResults: (NSTimer *) timer {
+  NSLog(@"refreshResults");
+  [lock lock];
+  if(needRefresh || (sthread && [sthread isExecuting])) {
+    [table reloadData];
+    if(needRefresh) needRefresh = false;
+  }
+  double d;
+  search_progress(&dump->index, &d);
+  [prog setProgress: d];
+  [prog updateIfNecessary];
+  [lock unlock];
+}
+
+-(void) updateResults {
+  NSLog(@"Updating results for '%@'", needle);
+  [self stopSearch];
+  zeroResults();
+  curResults = 0;
+  needRefresh = false;
+
+  /* TODO: keep the table results that match the new needle */
+  [table reloadData];
+  [prog setProgress: 0.0];
+
+  strncpy(curNeedle, [[needle capitalizedString] UTF8String], MAXSTR);
+
+  sthread = [[NSThread alloc] initWithTarget: self selector: @selector(runSearch) object: nil];
+  [sthread start];
+}
+
+-(int) numberOfCompletionsInTable:(UICompletionTable *) t {
+  return numResults();
+}
+
+-(UITableCell *) table:(UITable *)t completionAtIndex: (int) index {
+  return [NSString stringWithUTF8String: resultAt(index)];
+}
+
+-(void) table: (UICompletionTable *) t didSelectCompletionAtIndex: (int) i {
+  [aview loadArticle: [NSString stringWithUTF8String: resultAt(i)] fromBlock: blockAt(i)];
+  [parent switchToArticle];
+}
+
+- (void) setParent: (WikiApp *) w {
+  parent = w;
+}
+
+-(void) setNeedle: (NSString *) s {
+  [lock lock];
+  needle = s;
+
+  if([s length] > 0 && [s characterAtIndex: 0] != ' ')
+    [self updateResults];
+  [lock unlock];
+}
+
+- (void) setArticleView: (ArticleView *) a {
+  aview = a;
+  [aview setDump: dump];
+}
+@end