| 1 | import os
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| 2 | import fnmatch
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| 3 | import sys
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| 4 | from Tkinter import *
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| 5 | from idlelib import SearchEngine
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| 6 | from idlelib.SearchDialogBase import SearchDialogBase
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| 7 |
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| 8 | def grep(text, io=None, flist=None):
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| 9 | root = text._root()
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| 10 | engine = SearchEngine.get(root)
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| 11 | if not hasattr(engine, "_grepdialog"):
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| 12 | engine._grepdialog = GrepDialog(root, engine, flist)
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| 13 | dialog = engine._grepdialog
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| 14 | searchphrase = text.get("sel.first", "sel.last")
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| 15 | dialog.open(text, searchphrase, io)
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| 16 |
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| 17 | class GrepDialog(SearchDialogBase):
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| 18 |
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| 19 | title = "Find in Files Dialog"
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| 20 | icon = "Grep"
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| 21 | needwrapbutton = 0
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| 22 |
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| 23 | def __init__(self, root, engine, flist):
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| 24 | SearchDialogBase.__init__(self, root, engine)
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| 25 | self.flist = flist
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| 26 | self.globvar = StringVar(root)
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| 27 | self.recvar = BooleanVar(root)
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| 28 |
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| 29 | def open(self, text, searchphrase, io=None):
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| 30 | SearchDialogBase.open(self, text, searchphrase)
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| 31 | if io:
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| 32 | path = io.filename or ""
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| 33 | else:
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| 34 | path = ""
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| 35 | dir, base = os.path.split(path)
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| 36 | head, tail = os.path.splitext(base)
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| 37 | if not tail:
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| 38 | tail = ".py"
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| 39 | self.globvar.set(os.path.join(dir, "*" + tail))
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| 40 |
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| 41 | def create_entries(self):
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| 42 | SearchDialogBase.create_entries(self)
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| 43 | self.globent = self.make_entry("In files:", self.globvar)
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| 44 |
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| 45 | def create_other_buttons(self):
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| 46 | f = self.make_frame()
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| 47 |
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| 48 | btn = Checkbutton(f, anchor="w",
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| 49 | variable=self.recvar,
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| 50 | text="Recurse down subdirectories")
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| 51 | btn.pack(side="top", fill="both")
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| 52 | btn.select()
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| 53 |
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| 54 | def create_command_buttons(self):
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| 55 | SearchDialogBase.create_command_buttons(self)
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| 56 | self.make_button("Search Files", self.default_command, 1)
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| 57 |
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| 58 | def default_command(self, event=None):
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| 59 | prog = self.engine.getprog()
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| 60 | if not prog:
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| 61 | return
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| 62 | path = self.globvar.get()
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| 63 | if not path:
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| 64 | self.top.bell()
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| 65 | return
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| 66 | from idlelib.OutputWindow import OutputWindow
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| 67 | save = sys.stdout
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| 68 | try:
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| 69 | sys.stdout = OutputWindow(self.flist)
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| 70 | self.grep_it(prog, path)
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| 71 | finally:
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| 72 | sys.stdout = save
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| 73 |
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| 74 | def grep_it(self, prog, path):
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| 75 | dir, base = os.path.split(path)
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| 76 | list = self.findfiles(dir, base, self.recvar.get())
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| 77 | list.sort()
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| 78 | self.close()
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| 79 | pat = self.engine.getpat()
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| 80 | print "Searching %r in %s ..." % (pat, path)
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| 81 | hits = 0
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| 82 | for fn in list:
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| 83 | try:
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| 84 | with open(fn) as f:
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| 85 | for lineno, line in enumerate(f, 1):
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| 86 | if line[-1:] == '\n':
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| 87 | line = line[:-1]
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| 88 | if prog.search(line):
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| 89 | sys.stdout.write("%s: %s: %s\n" %
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| 90 | (fn, lineno, line))
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| 91 | hits += 1
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| 92 | except IOError as msg:
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| 93 | print msg
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| 94 | print(("Hits found: %s\n"
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| 95 | "(Hint: right-click to open locations.)"
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| 96 | % hits) if hits else "No hits.")
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| 97 |
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| 98 | def findfiles(self, dir, base, rec):
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| 99 | try:
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| 100 | names = os.listdir(dir or os.curdir)
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| 101 | except os.error as msg:
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| 102 | print msg
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| 103 | return []
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| 104 | list = []
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| 105 | subdirs = []
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| 106 | for name in names:
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| 107 | fn = os.path.join(dir, name)
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| 108 | if os.path.isdir(fn):
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| 109 | subdirs.append(fn)
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| 110 | else:
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| 111 | if fnmatch.fnmatch(name, base):
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| 112 | list.append(fn)
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| 113 | if rec:
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| 114 | for subdir in subdirs:
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| 115 | list.extend(self.findfiles(subdir, base, rec))
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| 116 | return list
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| 117 |
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| 118 | def close(self, event=None):
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| 119 | if self.top:
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| 120 | self.top.grab_release()
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| 121 | self.top.withdraw()
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| 122 |
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| 123 | if __name__ == "__main__":
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| 124 | # A human test is a bit tricky since EditorWindow() imports this module.
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| 125 | # Hence Idle must be restarted after editing this file for a live test.
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| 126 | import unittest
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| 127 | unittest.main('idlelib.idle_test.test_grep', verbosity=2, exit=False)
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