Class: Yast::AsciiFileClass

Inherits:
Module
  • Object
show all
Defined in:
../../library/general/src/modules/AsciiFile.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) AppendLine(file, entry)

Appends a new line at the bottom

Parameters:

  • file (map &)

    content

  • list

    of new entries on one line



312
313
314
315
316
317
318
319
320
321
322
# File '../../library/general/src/modules/AsciiFile.rb', line 312

def AppendLine(file, entry)
  entry = deep_copy(entry)
  line = Ops.add(Builtins.size(Ops.get_map(file.value, "l", {})), 1)
  Builtins.y2debug("new line %1 entry %2", line, entry)
  Ops.set(file.value, ["l", line], {})
  Ops.set(file.value, ["l", line, "fields"], entry)
  Ops.set(file.value, ["l", line, "changed"], true)
  Ops.set(file.value, ["l", line, "buildline"], true)

  nil
end

- (Object) AssertLineValid(file, line)

Private function



74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
# File '../../library/general/src/modules/AsciiFile.rb', line 74

def AssertLineValid(file, line)
  if Builtins.haskey(Ops.get_map(file.value, "l", {}), line) &&
      Ops.get_boolean(file.value, ["l", line, "buildline"], false)
    delim = Builtins.substring(
      Ops.get_string(file.value, "delim", " "),
      0,
      1
    )
    lstr = ""
    num = 0
    Builtins.foreach(Ops.get_list(file.value, ["l", line, "fields"], [])) do |text|
      lstr = Ops.add(lstr, delim) if Ops.greater_than(num, 0)
      lstr = Ops.add(lstr, text)
      if Ops.less_than(
          Builtins.size(text),
          Ops.get_integer(file.value, ["widths", num], 0)
        )
        lstr = Ops.add(
          lstr,
          Builtins.substring(
            @blanks,
            0,
            Ops.subtract(
              Ops.get_integer(file.value, ["widths", num], 0),
              Builtins.size(text)
            )
          )
        )
      end
      num = Ops.add(num, 1)
    end
    Ops.set(file.value, ["l", line, "line"], lstr)
    Ops.set(file.value, ["l", line, "buildline"], false)

    return lstr
  end
  Ops.get_string(file.value, ["l", line, "line"], "")
end

- (Object) ChangeLineField(file, line, field, entry)

Changes the record in the file defined by row and column

Parameters:

  • file (map &)

    content

  • integer

    row number (counted from 1 to n)

  • integer

    column number (counted from 0 to n)



254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
# File '../../library/general/src/modules/AsciiFile.rb', line 254

def ChangeLineField(file, line, field, entry)
  Builtins.y2debug("line %1 field %2 entry %3", line, field, entry)
  changed = false
  if !Builtins.haskey(Ops.get_map(file.value, "l", {}), line)
    Ops.set(file.value, ["l", line], {})
    Ops.set(file.value, ["l", line, "fields"], [])
  end
  if Ops.less_than(
      Builtins.size(Ops.get_list(file.value, ["l", line, "fields"], [])),
      field
    )
    changed = true
    i = 0
    while Ops.less_than(i, field)
      if Builtins.size(
          Ops.get_string(file.value, ["l", line, "fields", i], "")
        ) == 0
        Ops.set(file.value, ["l", line, "fields", i], "")
      end
      i = Ops.add(i, 1)
    end
  end
  if Ops.get_string(file.value, ["l", line, "fields", field], "") != entry
    Ops.set(file.value, ["l", line, "fields", field], entry)
    changed = true
  end
  if changed
    Ops.set(file.value, ["l", line, "changed"], true)
    Ops.set(file.value, ["l", line, "buildline"], true)
  end

  nil
end

- (Array<Fixnum>) FindLineField(file, field, content)

Returns the list of rows where matches searched string in the defined column

Parameters:

  • file (Hash)

    content

  • integer

    column (counted from 0 to n)

  • string

    searched string

Returns:

  • (Array<Fixnum>)

    matching rows



188
189
190
191
192
193
194
195
196
197
198
199
# File '../../library/general/src/modules/AsciiFile.rb', line 188

def FindLineField(file, field, content)
  file = deep_copy(file)
  ret = []
  Builtins.foreach(Ops.get_map(file, "l", {})) do |num, line|
    if !Ops.get_boolean(line, "comment", false) &&
        Ops.get_string(line, ["fields", field], "") == content
      ret = Builtins.add(ret, num)
    end
  end
  Builtins.y2milestone("field %1 content %2 ret %3", field, content, ret)
  deep_copy(ret)
end

- (Hash) GetLine(file, line)

Returns map of wanted line

Parameters:

  • file (map &)

    content

  • integer

    row number (counted from 1 to n)

Returns:

  • (Hash)

    of wanted line



226
227
228
229
230
231
232
233
234
235
236
# File '../../library/general/src/modules/AsciiFile.rb', line 226

def GetLine(file, line)
  ret = {}
  if Builtins.haskey(Ops.get_map(file.value, "l", {}), line)
    file_ref = arg_ref(file.value)
    AssertLineValid(file_ref, line)
    file.value = file_ref.value
    ret = Ops.get_map(file.value, ["l", line], {})
  end
  Builtins.y2milestone("line %1 ret %2", line, ret)
  deep_copy(ret)
end

- (Hash{Fixnum => map}) GetLines(file, lines)

Returns map of wanted lines

Parameters:

  • file (map &)

    content

  • list (integer)

    rows (counted from 1 to n)

Returns:

  • (Hash{Fixnum => map})

    with wanted lines



206
207
208
209
210
211
212
213
214
215
216
217
218
219
# File '../../library/general/src/modules/AsciiFile.rb', line 206

def GetLines(file, lines)
  lines = deep_copy(lines)
  ret = {}
  Builtins.foreach(lines) do |num|
    if Builtins.haskey(Ops.get_map(file.value, "l", {}), num)
      file_ref = arg_ref(file.value)
      AssertLineValid(file_ref, num)
      file.value = file_ref.value
      Ops.set(ret, num, Ops.get_map(file.value, ["l", num], {}))
    end
  end
  Builtins.y2milestone("lines %1 ret %2", lines, ret)
  deep_copy(ret)
end

- (Object) main



35
36
37
38
39
40
# File '../../library/general/src/modules/AsciiFile.rb', line 35

def main

  textdomain "base"

  @blanks = "                                                             "
end

- (Fixnum) NumLines(file)

Returns count of lines in file

Parameters:

  • file (Hash)

    content

Returns:

  • (Fixnum)

    count of lines



243
244
245
246
# File '../../library/general/src/modules/AsciiFile.rb', line 243

def NumLines(file)
  file = deep_copy(file)
  Builtins.size(Ops.get_map(file, "l", {}))
end

- (Object) ReadFile(file, pathname)

Reads the file from the disk

Parameters:

  • file (map &)

    content

  • file (map &)

    name



117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
# File '../../library/general/src/modules/AsciiFile.rb', line 117

def ReadFile(file, pathname)
  Builtins.y2milestone("path=%1", pathname)
  lines = []
  if Ops.greater_than(SCR.Read(path(".target.size"), pathname), 0)
    value = Convert.to_string(SCR.Read(path(".target.string"), pathname))
    lines = Builtins.splitstring(value, "\n")
  end
  lineno = 1
  lmap = {}
  Builtins.foreach(lines) do |line|
    l = {}
    Ops.set(l, "line", line)
    if Ops.greater_than(
        Builtins.size(Ops.get_string(file.value, "comment", "")),
        0
      ) &&
        Builtins.regexpmatch(
          line,
          Ops.get_string(file.value, "comment", "")
        )
      Ops.set(l, "comment", true)
    end
    if !Ops.get_boolean(l, "comment", false) &&
        Ops.greater_than(
          Builtins.size(Ops.get_string(file.value, "delim", "")),
          0
        )
      pos = 0
      fields = []
      while Ops.greater_than(Builtins.size(line), 0)
        pos = Builtins.findfirstnotof(
          line,
          Ops.get_string(file.value, "delim", "")
        )
        if pos != nil && Ops.greater_than(pos, 0)
          line = Builtins.substring(line, pos)
        end
        pos = Builtins.findfirstof(
          line,
          Ops.get_string(file.value, "delim", "")
        )
        if pos != nil && Ops.greater_than(pos, 0)
          fields = Builtins.add(fields, Builtins.substring(line, 0, pos))
          line = Builtins.substring(line, pos)
        else
          fields = Builtins.add(fields, line)
          line = ""
        end
      end
      Ops.set(l, "fields", fields)
    end
    Ops.set(lmap, lineno, l)
    lineno = Ops.add(lineno, 1)
  end
  if Ops.greater_than(Builtins.size(lmap), 0) &&
      Builtins.size(
        Ops.get_string(lmap, [Ops.subtract(lineno, 1), "line"], "")
      ) == 0
    lmap = Builtins.remove(lmap, Ops.subtract(lineno, 1))
  end
  Ops.set(file.value, "l", lmap)

  nil
end

- (Object) RemoveLines(file, lines)

Removes lines

Parameters:

  • file (map &)

    content

  • lines (Array<Fixnum>)

    to remove (counted from 1 to n)



328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
# File '../../library/general/src/modules/AsciiFile.rb', line 328

def RemoveLines(file, lines)
  lines = deep_copy(lines)
  Builtins.y2debug("lines %1", lines)
  Builtins.foreach(lines) do |num|
    if Builtins.haskey(Ops.get_map(file.value, "l", {}), num)
      Ops.set(
        file.value,
        "l",
        Builtins.remove(Ops.get_map(file.value, "l", {}), num)
      )
    end
  end

  nil
end

- (Object) ReplaceLine(file, line, entry)

Changes a complete line

Parameters:

  • file (map &)

    content

  • integer

    row number (counted from 1 to n)

  • list

    of new entries on the line



294
295
296
297
298
299
300
301
302
303
304
305
306
# File '../../library/general/src/modules/AsciiFile.rb', line 294

def ReplaceLine(file, line, entry)
  entry = deep_copy(entry)
  Builtins.y2debug("line %1 entry %2", line, entry)
  changed = false
  if !Builtins.haskey(Ops.get_map(file.value, "l", {}), line)
    Ops.set(file.value, ["l", line], {})
  end
  Ops.set(file.value, ["l", line, "fields"], entry)
  Ops.set(file.value, ["l", line, "changed"], true)
  Ops.set(file.value, ["l", line, "buildline"], true)

  nil
end

- (Object) RewriteFile(file, fpath)

Writes a content into the file

Parameters:

  • file (map &)

    content

  • file (map &)

    name



348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
# File '../../library/general/src/modules/AsciiFile.rb', line 348

def RewriteFile(file, fpath)
  Builtins.y2milestone("path %1", fpath)
  Builtins.y2debug("out: %1", file.value)
  out = ""
  Builtins.foreach(Ops.get_map(file.value, "l", {})) do |num, entry|
    out = Ops.add(
      Ops.add(
        out,
        (
          file_ref = arg_ref(file.value);
          _AssertLineValid_result = AssertLineValid(file_ref, num);
          file.value = file_ref.value;
          _AssertLineValid_result
        )
      ),
      "\n"
    )
  end
  Builtins.y2debug("Out text: %1", out)
  if Builtins.size(out) == 0
    if Ops.greater_or_equal(SCR.Read(path(".target.size"), fpath), 0)
      SCR.Execute(path(".target.remove"), fpath)
    end
  else
    SCR.Write(path(".target.string"), fpath, out)
  end

  nil
end

- (Object) SetComment(file, comment)

Sets the string how the comment starts

Parameters:

  • file (map &)

    content

  • comment (String)

    delimiter



46
47
48
49
50
# File '../../library/general/src/modules/AsciiFile.rb', line 46

def SetComment(file, comment)
  Ops.set(file.value, "comment", Ops.add(comment, ".*"))

  nil
end

- (Object) SetDelimiter(file, delim)

Sets the delimiter between the records on one line

Parameters:

  • file (map &)

    content

  • string

    delimiter



67
68
69
70
71
# File '../../library/general/src/modules/AsciiFile.rb', line 67

def SetDelimiter(file, delim)
  Ops.set(file.value, "delim", delim)

  nil
end

- (Object) SetListWidth(file, widths)

Sets the widths of records on one line

Parameters:

  • file (map &)

    content

  • list

    of widths



56
57
58
59
60
61
# File '../../library/general/src/modules/AsciiFile.rb', line 56

def SetListWidth(file, widths)
  widths = deep_copy(widths)
  Ops.set(file.value, "widths", widths)

  nil
end