mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-23 13:03:13 +00:00
1c0276a0be
* FuriHal: lower MGG display contrast by 4 points * FuriHal: unify external gpio resources initialization * Infrared: parse raw in universal TV file, cleanup it with new ifrared script. Other minor changes. * Gui: fix elements_multiline_text_aligned eating symbols * Lib: human readable errors in flipper application package * Special request from marketing team
106 lines
3.1 KiB
Python
106 lines
3.1 KiB
Python
import logging
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class FlipperFormatFile:
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def __init__(self):
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# Storage
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self.lines = []
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self.cursor = 0
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# Logger
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self.logger = logging.getLogger("FlipperFormatFile")
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def _resetCursor(self):
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self.cursor = 0
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def nextLine(self):
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line = None
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while self.cursor < len(self.lines):
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temp_line = self.lines[self.cursor].strip()
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self.cursor += 1
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if len(temp_line) > 0 and not temp_line.startswith("#"):
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line = temp_line
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break
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if line is None:
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raise EOFError()
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return line
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def readKeyValue(self):
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line = self.nextLine()
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data = line.split(":", 1)
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if len(data) != 2:
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self.logger.error(f"Incorrectly formated line {self.cursor}: `{line}`")
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raise Exception("Unexpected line: not `key:value`")
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return data[0].strip(), data[1].strip()
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def readKey(self, key: str):
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k, v = self.readKeyValue()
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if k != key:
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raise KeyError(f"Unexpected key {k} != {key}")
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return v
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def readKeyInt(self, key: str):
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value = self.readKey(key)
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return int(value) if value else None
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def readKeyIntArray(self, key: str):
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value = self.readKey(key)
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return [int(i) for i in value.split(" ")] if value else None
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def readKeyFloat(self, key: str):
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value = self.readKey(key)
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return float(value) if value else None
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def writeLine(self, line: str):
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self.lines.insert(self.cursor, line)
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self.cursor += 1
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def writeKey(self, key: str, value):
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if isinstance(value, (str, int, float)):
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pass
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elif isinstance(value, (list, set)):
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value = " ".join(map(str, value))
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else:
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raise Exception("Unknown value type")
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self.writeLine(f"{key}: {value}")
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def writeEmptyLine(self):
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self.writeLine("")
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def writeComment(self, text: str):
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if text:
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self.writeLine(f"# {text}")
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else:
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self.writeLine("#")
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def getHeader(self):
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if self.cursor != 0 and len(self.lines) == 0:
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raise Exception("Can't read header data: cursor not at 0 or file is empty")
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# Read Filetype
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key, value = self.readKeyValue()
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if key != "Filetype":
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raise Exception("Invalid Header: missing `Filetype`")
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filetype = value
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# Read Version
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key, value = self.readKeyValue()
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if key != "Version":
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raise Exception("Invalid Header: missing `Version`")
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version = int(value)
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return filetype, version
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def setHeader(self, filetype: str, version: int):
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if self.cursor != 0 and len(self.lines) != 0:
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raise Exception("Can't set header data: file is not empty")
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self.writeKey("Filetype", filetype)
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self.writeKey("Version", version)
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def load(self, filename: str):
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with open(filename, "r") as file:
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self.lines = file.readlines()
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def save(self, filename: str):
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with open(filename, "w", newline="\n") as file:
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file.write("\n".join(self.lines))
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